diff --git a/.gitignore b/.gitignore
index 157fb5d15..cb75deebf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,7 +6,4 @@ gradlew
 gradlew.bat
 import-summary.txt
 local.properties
-settings.gradle
-SWADroid.iml
-app/lint.xml
-app/app.iml
\ No newline at end of file
+app/lint.xml
\ No newline at end of file
diff --git a/SWADroid.iml b/SWADroid.iml
new file mode 100644
index 000000000..0bb6048ae
--- /dev/null
+++ b/SWADroid.iml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$" external.system.id="GRADLE" external.system.module.group="" external.system.module.version="unspecified" type="JAVA_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="java-gradle" name="Java-Gradle">
+      <configuration>
+        <option name="BUILD_FOLDER_PATH" value="$MODULE_DIR$/build" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.gradle" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
+
diff --git a/app/app.iml b/app/app.iml
index 1557f28ce..b14612523 100644
--- a/app/app.iml
+++ b/app/app.iml
@@ -9,6 +9,7 @@
     <facet type="android" name="Android">
       <configuration>
         <option name="SELECTED_BUILD_VARIANT" value="debug" />
+        <option name="SELECTED_TEST_ARTIFACT" value="_android_test_" />
         <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
         <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
         <option name="ASSEMBLE_TEST_TASK_NAME" value="assembleDebugTest" />
@@ -24,6 +25,7 @@
   </component>
   <component name="NewModuleRootManager" inherit-compiler-output="false">
     <output url="file://$MODULE_DIR$/build/intermediates/classes/debug" />
+    <output-test url="file://$MODULE_DIR$/build/intermediates/classes/test/debug" />
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/build/generated/source/r/debug" isTestSource="false" generated="true" />
@@ -31,11 +33,13 @@
       <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/debug" isTestSource="false" generated="true" />
       <sourceFolder url="file://$MODULE_DIR$/build/generated/source/rs/debug" isTestSource="false" generated="true" />
       <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/debug" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/generated/debug" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/build/generated/source/r/test/debug" isTestSource="true" generated="true" />
       <sourceFolder url="file://$MODULE_DIR$/build/generated/source/aidl/test/debug" isTestSource="true" generated="true" />
       <sourceFolder url="file://$MODULE_DIR$/build/generated/source/buildConfig/test/debug" isTestSource="true" generated="true" />
       <sourceFolder url="file://$MODULE_DIR$/build/generated/source/rs/test/debug" isTestSource="true" generated="true" />
       <sourceFolder url="file://$MODULE_DIR$/build/generated/res/rs/test/debug" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/build/generated/res/generated/test/debug" type="java-test-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/debug/res" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/debug/resources" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/debug/assets" type="java-resource" />
@@ -79,22 +83,22 @@
       <excludeFolder url="file://$MODULE_DIR$/build/outputs" />
       <excludeFolder url="file://$MODULE_DIR$/build/tmp" />
     </content>
-    <orderEntry type="jdk" jdkName="Android API 21 Platform" jdkType="Android SDK" />
+    <orderEntry type="jdk" jdkName="Android API 22 Platform" jdkType="Android SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" exported="" name="ksoap2-j2se-3.3.0" level="project" />
-    <orderEntry type="library" exported="" name="support-v4-21.0.2" level="project" />
+    <orderEntry type="library" exported="" name="appcompat-v7-22.0.0" level="project" />
+    <orderEntry type="library" exported="" name="gson-2.3.1" level="project" />
     <orderEntry type="library" exported="" name="commons-io-2.4" level="project" />
-    <orderEntry type="library" exported="" name="ksoap2-android-3.3.0" level="project" />
-    <orderEntry type="library" exported="" name="support-annotations-21.0.2" level="project" />
-    <orderEntry type="library" exported="" name="kxml-2.2.4" level="project" />
-    <orderEntry type="library" exported="" name="kobjects-j2me-0.0-SNAPSHOT-20040926-2" level="project" />
-    <orderEntry type="library" exported="" name="xmlpull-1.1.3.3" level="project" />
-    <orderEntry type="library" exported="" name="ksoap2-base-3.3.0" level="project" />
-    <orderEntry type="library" exported="" name="appcompat-v7-21.0.2" level="project" />
-    <orderEntry type="library" exported="" name="gson-2.3" level="project" />
-    <orderEntry type="library" exported="" name="play-services-6.1.71" level="project" />
+    <orderEntry type="library" exported="" name="ksoap2-j2se-3.4.0" level="project" />
     <orderEntry type="library" exported="" name="universal-image-loader-1.9.3" level="project" />
+    <orderEntry type="library" exported="" name="support-v4-22.0.0" level="project" />
+    <orderEntry type="library" exported="" name="play-services-6.5.87" level="project" />
+    <orderEntry type="library" exported="" name="support-annotations-22.0.0" level="project" />
+    <orderEntry type="library" exported="" name="ksoap2-base-3.4.0" level="project" />
+    <orderEntry type="library" exported="" name="ksoap2-android-3.4.0" level="project" />
     <orderEntry type="library" exported="" name="core-2.1" level="project" />
+    <orderEntry type="library" exported="" name="xmlpull-1.1.3.3" level="project" />
+    <orderEntry type="library" exported="" name="kxml-2.2.4" level="project" />
+    <orderEntry type="library" exported="" name="kobjects-j2me-0.0-SNAPSHOT-20040926-2" level="project" />
   </component>
 </module>
 
diff --git a/app/build.gradle b/app/build.gradle
index 6b9e63275..b44adcdbf 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,33 +1,26 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 21
-    buildToolsVersion "21.1.1"
+    compileSdkVersion 22
+    buildToolsVersion "22.0.0"
 
     defaultConfig {
         applicationId "es.ugr.swad.swadroid"
         minSdkVersion 9
-        targetSdkVersion 21
+        targetSdkVersion 22
 
         testApplicationId "es.ugr.swad.swadroid.test"
         testInstrumentationRunner "android.test.InstrumentationTestRunner"
     }
-
-    buildTypes {
-        release {
-            runProguard false
-            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
-        }
-    }
 }
 
 dependencies {
-    compile 'com.android.support:support-v4:21.0.2'
-    compile 'com.android.support:appcompat-v7:21.0.2'
-    compile 'com.google.android.gms:play-services:6.1.71'
+    compile 'com.android.support:support-v4:22.0.0'
+    compile 'com.android.support:appcompat-v7:22.0.0'
+    compile 'com.google.android.gms:play-services:6.5.87'
     compile 'com.google.zxing:core:2.1'
-    compile 'com.google.code.gson:gson:2.3'
-    compile 'com.google.code.ksoap2-android:ksoap2-android:3.3.0'
+    compile 'com.google.code.gson:gson:2.3.1'
+    compile 'com.google.code.ksoap2-android:ksoap2-android:3.4.0'
     compile 'commons-io:commons-io:2.4'
     compile 'com.nostra13.universalimageloader:universal-image-loader:1.9.3'
 }
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 01a3a76c2..4a7e9215a 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -2,8 +2,8 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="es.ugr.swad.swadroid"
     android:installLocation="auto"
-    android:versionCode="68"
-    android:versionName="1.2.3" >
+    android:versionCode="69"
+    android:versionName="1.2.4" >
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
diff --git a/app/src/main/java/com/google/zxing/client/android/CaptureActivity.java b/app/src/main/java/com/google/zxing/client/android/CaptureActivity.java
index 6f77e88d9..8545bc439 100644
--- a/app/src/main/java/com/google/zxing/client/android/CaptureActivity.java
+++ b/app/src/main/java/com/google/zxing/client/android/CaptureActivity.java
@@ -74,7 +74,7 @@ public class CaptureActivity extends Activity implements SurfaceHolder.Callback
 
     private static final String TAG = CaptureActivity.class.getSimpleName();
 
-    private static final long BULK_MODE_SCAN_DELAY_MS = 2000L;
+    private static final long BULK_MODE_SCAN_DELAY_MS = 1000L;
 
     private static final int[] sounds = {R.raw.beep, R.raw.klaxon};
 
@@ -347,12 +347,22 @@ public void handleDecode(Result rawResult, Bitmap barcode) {
         toastText.setGravity(Gravity.CENTER_VERTICAL);
         toastText.setTextSize(SCAN_TEXT_SIZE);
 
-        Toast toast = new Toast(getApplicationContext());
+        final Toast toast = new Toast(getApplicationContext());
         toast.setGravity(Gravity.CENTER_VERTICAL, 0, 0);
         toast.setDuration(Toast.LENGTH_SHORT);
         toast.setView(layout);
         toast.show();
 
+        // Hide message after delay
+        if(BULK_MODE_SCAN_DELAY_MS < 2000L) {
+            new Handler().postDelayed(new Runnable() {
+                @Override
+                public void run() {
+                    toast.cancel();
+                }
+            }, BULK_MODE_SCAN_DELAY_MS);
+        }
+
         // Wait a moment or else it will scan the same barcode continuously about 3 times
         restartPreviewAfterDelay(BULK_MODE_SCAN_DELAY_MS);
     }
diff --git a/app/src/main/java/es/ugr/swad/swadroid/LoginActivity.java b/app/src/main/java/es/ugr/swad/swadroid/LoginActivity.java
index 840e9c675..e97d8e08e 100644
--- a/app/src/main/java/es/ugr/swad/swadroid/LoginActivity.java
+++ b/app/src/main/java/es/ugr/swad/swadroid/LoginActivity.java
@@ -301,6 +301,7 @@ private void recoverPasswordDialog() {
 
         final EditText user = new EditText(getApplicationContext());
         user.setTextColor(Color.BLACK);
+        user.setHintTextColor(Color.GRAY);
         user.setHint(getString(R.string.prompt_email));
 
         builder.setView(user)
diff --git a/app/src/main/java/es/ugr/swad/swadroid/SWADMain.java b/app/src/main/java/es/ugr/swad/swadroid/SWADMain.java
index 468646b97..06e741294 100644
--- a/app/src/main/java/es/ugr/swad/swadroid/SWADMain.java
+++ b/app/src/main/java/es/ugr/swad/swadroid/SWADMain.java
@@ -746,13 +746,21 @@ public boolean onChildClick(ExpandableListView parent, View v, int groupPosition
                     activity = new Intent(ctx, GenerateQR.class);
                     startActivityForResult(activity, Constants.GENERATE_QR_REQUEST_CODE);
                 } else if (keyword.equals(getString(R.string.documentsDownloadModuleLabel))) {
-                    activity = new Intent(ctx, DownloadsManager.class);
-                    activity.putExtra("downloadsAreaCode", Constants.DOCUMENTS_AREA_CODE);
-                    startActivityForResult(activity, Constants.DOWNLOADSMANAGER_REQUEST_CODE);
+                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
+                        activity = new Intent(ctx, DownloadsManager.class);
+                        activity.putExtra("downloadsAreaCode", Constants.DOCUMENTS_AREA_CODE);
+                        startActivityForResult(activity, Constants.DOWNLOADSMANAGER_REQUEST_CODE);
+                    } else {
+                        Toast.makeText(ctx, R.string.functionHoneycombMsg, Toast.LENGTH_LONG).show();
+                    }
                 } else if (keyword.equals(getString(R.string.sharedsDownloadModuleLabel))) {
-                    activity = new Intent(ctx, DownloadsManager.class);
-                    activity.putExtra("downloadsAreaCode", Constants.SHARE_AREA_CODE);
-                    startActivityForResult(activity, Constants.DOWNLOADSMANAGER_REQUEST_CODE);
+                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
+                        activity = new Intent(ctx, DownloadsManager.class);
+                        activity.putExtra("downloadsAreaCode", Constants.SHARE_AREA_CODE);
+                        startActivityForResult(activity, Constants.DOWNLOADSMANAGER_REQUEST_CODE);
+                    } else {
+                        Toast.makeText(ctx, R.string.functionHoneycombMsg, Toast.LENGTH_LONG).show();
+                    }
                 } else if (keyword.equals(getString(R.string.myGroupsModuleLabel))) {
                     activity = new Intent(ctx, MyGroupsManager.class);
                     activity.putExtra("courseCode", Courses.getSelectedCourseCode());
diff --git a/app/src/main/java/es/ugr/swad/swadroid/model/Model.java b/app/src/main/java/es/ugr/swad/swadroid/model/Model.java
index dcc47bf86..08db22e62 100644
--- a/app/src/main/java/es/ugr/swad/swadroid/model/Model.java
+++ b/app/src/main/java/es/ugr/swad/swadroid/model/Model.java
@@ -87,4 +87,14 @@ public boolean equals(Object obj) {
     public String toString() {
         return "Model [id=" + id + "]";
     }
+
+    @Override
+    public String getInnerText() {
+        return null;
+    }
+
+    @Override
+    public void setInnerText(String s) {
+
+    }
 }
diff --git a/app/src/main/java/es/ugr/swad/swadroid/modules/notifications/Notifications.java b/app/src/main/java/es/ugr/swad/swadroid/modules/notifications/Notifications.java
index 387e7ce4f..ca3673776 100644
--- a/app/src/main/java/es/ugr/swad/swadroid/modules/notifications/Notifications.java
+++ b/app/src/main/java/es/ugr/swad/swadroid/modules/notifications/Notifications.java
@@ -512,7 +512,7 @@ protected void postConnect() {
 						+ getString(R.string.notificationsAlertMsg),
 						getString(R.string.app_name),
 						pendingIntent,
-						R.drawable.ic_launcher_swadroid,
+						R.drawable.ic_launcher_swadroid_notif,
 						R.drawable.ic_launcher_swadroid,
 						true,
 						true,
diff --git a/app/src/main/java/es/ugr/swad/swadroid/modules/notifications/NotificationsSyncAdapterService.java b/app/src/main/java/es/ugr/swad/swadroid/modules/notifications/NotificationsSyncAdapterService.java
index a10ac9e4a..9944b751a 100644
--- a/app/src/main/java/es/ugr/swad/swadroid/modules/notifications/NotificationsSyncAdapterService.java
+++ b/app/src/main/java/es/ugr/swad/swadroid/modules/notifications/NotificationsSyncAdapterService.java
@@ -475,7 +475,7 @@ private static void performSync(Context context, Account account, Bundle extras,
 						+ context.getString(R.string.notificationsAlertMsg),
 						context.getString(R.string.app_name),
 						pendingIntent,
-						R.drawable.ic_launcher_swadroid,
+						R.drawable.ic_launcher_swadroid_notif,
 						R.drawable.ic_launcher_swadroid,
 						true,
 						true,
diff --git a/app/src/main/java/es/ugr/swad/swadroid/modules/rollcall/Rollcall.java b/app/src/main/java/es/ugr/swad/swadroid/modules/rollcall/Rollcall.java
index 11d080ec4..05d73eed2 100644
--- a/app/src/main/java/es/ugr/swad/swadroid/modules/rollcall/Rollcall.java
+++ b/app/src/main/java/es/ugr/swad/swadroid/modules/rollcall/Rollcall.java
@@ -33,6 +33,8 @@
 import android.widget.ListView;
 import android.widget.TextView;
 
+import java.lang.ref.WeakReference;
+
 import es.ugr.swad.swadroid.Constants;
 import es.ugr.swad.swadroid.R;
 import es.ugr.swad.swadroid.SWADroidTracker;
@@ -46,193 +48,200 @@
  * @author Juan Miguel Boyero Corral <juanmi1982@gmail.com>
  */
 public class Rollcall extends MenuExpandableListActivity implements
-        SwipeRefreshLayout.OnRefreshListener {
-    /**
-     * Rollcall tag name for Logcat
-     */
-    public static final String TAG = Constants.APP_TAG + " Rollcall";
-    /**
-     * ListView of events
-     */
-    private static ListView lvEvents;
-    /**
-     * Adapter for ListView of events
-     */
-    private static EventsCursorAdapter adapter;
-    /**
-     * Database cursor for Adapter of events
-     */
-    Cursor dbCursor;
-    /**
-     * Layout with "Pull to refresh" function
-     */
-    private SwipeRefreshLayout refreshLayout;
-    /**
-     * TextView for the empty events message
-     */
-    TextView emptyEventsTextView;
-
-    /* (non-Javadoc)
-     * @see es.ugr.swad.swadroid.MenuExpandableListActivity#onCreate(android.os.Bundle)
-     */
+                                                         SwipeRefreshLayout.OnRefreshListener {
+
+  /**
+   * Rollcall tag name for Logcat
+   */
+  public static final String TAG = Constants.APP_TAG + " Rollcall";
+  /**
+   * ListView of events
+   */
+  private static ListView lvEvents;
+  /**
+   * Adapter for ListView of events
+   */
+  private static EventsCursorAdapter adapter;
+  private final RefreshAdapterHandler mHandler = new RefreshAdapterHandler(this);
+  /**
+   * Database cursor for Adapter of events
+   */
+  Cursor dbCursor;
+  private final Runnable mRunnable = new Runnable() {
     @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setContentView(R.layout.list_items_pulltorefresh);
-
-        refreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_container_list);
-        emptyEventsTextView = (TextView) findViewById(R.id.list_item_title);
-        lvEvents = (ListView) findViewById(R.id.list_pulltorefresh);
-
-        lvEvents.setOnItemClickListener(clickListener);
-        lvEvents.setOnScrollListener(new AbsListView.OnScrollListener() {
-            @Override
-            public void onScrollStateChanged(AbsListView absListView, int scrollState) {
-            }
-
-            @Override
-            public void onScroll(AbsListView absListView, int firstVisibleItem,
-                                 int visibleItemCount, int totalItemCount) {
-
-                boolean enable = true;
-                if((lvEvents != null) && (lvEvents.getChildCount() > 0)){
-                    // check if the first item of the list is visible
-                    boolean firstItemVisible = lvEvents.getFirstVisiblePosition() == 0;
-                    // check if the top of the first item is visible
-                    boolean topOfFirstItemVisible = lvEvents.getChildAt(0).getTop() == 0;
-                    // enabling or disabling the refresh layout
-                    enable = firstItemVisible && topOfFirstItemVisible;
-                }
-                refreshLayout.setEnabled(enable);
-            }
-        });
-
-        refreshLayout.setOnRefreshListener(this);
-        setAppearance();
-
-        getSupportActionBar().setSubtitle(Courses.getSelectedCourseShortName());
-    	getSupportActionBar().setIcon(R.drawable.roll_call);
-
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
-            getSupportActionBar().setDisplayHomeAsUpEnabled(true);
-        }
-    }
-
-    /* (non-Javadoc)
-     * @see es.ugr.swad.swadroid.MenuExpandableListActivity#Override(android.os.Bundle)
-     */
-    @Override
-    protected void onStart() {
-        super.onStart();
-        SWADroidTracker.sendScreenView(getApplicationContext(), TAG);
-
-        //Refresh ListView of events
-        refreshAdapter();
-    }
-
-    @Override
-    protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
-        switch (requestCode) {
-            case Constants.ROLLCALL_EVENTS_DOWNLOAD_REQUEST_CODE:
-                refreshAdapter();
-                break;
-        }
-    }
-
-    private void refreshAdapter() {
-        /*
-         * Database query can be a time consuming task ..
-         * so its safe to call database query in another thread
-         * Handler, will handle this stuff for you
-         */
-        new Handler().post(new Runnable() {
-            @Override
-            public void run() {
-                dbCursor = dbHelper.getEventsCourseCursor(Courses.getSelectedCourseCode());
-                startManagingCursor(dbCursor);
+    public void run() {
+      dbCursor = dbHelper.getEventsCourseCursor(Courses.getSelectedCourseCode());
+      startManagingCursor(dbCursor);
 
 
                 /*
                  * If there aren't events to show, hide the events lvEvents
                  * and show the empty events message
                  */
-                if ((dbCursor == null) || (dbCursor.getCount() == 0)) {
-                    Log.d(TAG, "Events list is empty");
+      if ((dbCursor == null) || (dbCursor.getCount() == 0)) {
+        Log.d(TAG, "Events list is empty");
 
-                    emptyEventsTextView.setText(R.string.eventsEmptyListMsg);
-                    emptyEventsTextView.setVisibility(View.VISIBLE);
+        emptyEventsTextView.setText(R.string.eventsEmptyListMsg);
+        emptyEventsTextView.setVisibility(View.VISIBLE);
 
-                    lvEvents.setVisibility(View.GONE);
-                } else {
-                    Log.d(TAG, "Events list is not empty");
+        lvEvents.setVisibility(View.GONE);
+      } else {
+        Log.d(TAG, "Events list is not empty");
 
-                    emptyEventsTextView.setVisibility(View.GONE);
-                    lvEvents.setVisibility(View.VISIBLE);
-                }
+        emptyEventsTextView.setVisibility(View.GONE);
+        lvEvents.setVisibility(View.VISIBLE);
+      }
 
-                adapter = new EventsCursorAdapter(getBaseContext(), dbCursor, dbHelper);
-                lvEvents.setAdapter(adapter);
+      adapter = new EventsCursorAdapter(getBaseContext(), dbCursor, dbHelper);
+      lvEvents.setAdapter(adapter);
 
-                showProgress(false);
-            }
-        });
+      showProgress(false);
     }
-
-    private void refreshEvents() {
-        showProgress(true);
-        Intent activity = new Intent(this, EventsDownload.class);
-        startActivityForResult(activity, Constants.ROLLCALL_EVENTS_DOWNLOAD_REQUEST_CODE);
+  };
+  /**
+   * TextView for the empty events message
+   */
+  TextView emptyEventsTextView;
+  /**
+   * Layout with "Pull to refresh" function
+   */
+  private SwipeRefreshLayout refreshLayout;
+  /**
+   * ListView click listener
+   */
+  private ListView.OnItemClickListener clickListener = new ListView.OnItemClickListener() {
+    @Override
+    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+      Intent activity = new Intent(getApplicationContext(),
+                                   UsersActivity.class);
+      activity.putExtra("attendanceEventCode",
+                        (int) adapter.getItemId(position));
+      startActivity(activity);
     }
+  };
+
+  /* (non-Javadoc)
+   * @see es.ugr.swad.swadroid.MenuExpandableListActivity#onCreate(android.os.Bundle)
+   */
+  @Override
+  protected void onCreate(Bundle savedInstanceState) {
+    super.onCreate(savedInstanceState);
+    setContentView(R.layout.list_items_pulltorefresh);
+
+    refreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_container_list);
+    emptyEventsTextView = (TextView) findViewById(R.id.list_item_title);
+    lvEvents = (ListView) findViewById(R.id.list_pulltorefresh);
+
+    lvEvents.setOnItemClickListener(clickListener);
+    lvEvents.setOnScrollListener(new AbsListView.OnScrollListener() {
+      @Override
+      public void onScrollStateChanged(AbsListView absListView, int scrollState) {
+      }
+
+      @Override
+      public void onScroll(AbsListView absListView, int firstVisibleItem,
+                           int visibleItemCount, int totalItemCount) {
+
+        boolean enable = true;
+        if ((lvEvents != null) && (lvEvents.getChildCount() > 0)) {
+          // check if the first item of the list is visible
+          boolean firstItemVisible = lvEvents.getFirstVisiblePosition() == 0;
+          // check if the top of the first item is visible
+          boolean topOfFirstItemVisible = lvEvents.getChildAt(0).getTop() == 0;
+          // enabling or disabling the refresh layout
+          enable = firstItemVisible && topOfFirstItemVisible;
+        }
+        refreshLayout.setEnabled(enable);
+      }
+    });
 
-    public void showProgress(boolean show) {
-        DialogFactory.showProgress(this, show, R.id.swipe_container_list, R.id.loading_status);
-    }
+    refreshLayout.setOnRefreshListener(this);
+    setAppearance();
 
-    /**
-     * It shows the SwipeRefreshLayout progress
-     */
-    public void showSwipeProgress() {
-        refreshLayout.setRefreshing(true);
-    }
+    getSupportActionBar().setSubtitle(Courses.getSelectedCourseShortName());
+    getSupportActionBar().setIcon(R.drawable.roll_call);
 
-    /**
-     * It shows the SwipeRefreshLayout progress
-     */
-    public void hideSwipeProgress() {
-        refreshLayout.setRefreshing(false);
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
+      getSupportActionBar().setDisplayHomeAsUpEnabled(true);
     }
-
-    @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
-     private void setAppearance() {
-        refreshLayout.setColorSchemeResources(android.R.color.holo_blue_bright,
-                android.R.color.holo_green_light,
-                android.R.color.holo_orange_light,
-                android.R.color.holo_red_light);
+  }
+
+  /* (non-Javadoc)
+   * @see es.ugr.swad.swadroid.MenuExpandableListActivity#Override(android.os.Bundle)
+   */
+  @Override
+  protected void onStart() {
+    super.onStart();
+    SWADroidTracker.sendScreenView(getApplicationContext(), TAG);
+
+    //Refresh ListView of events
+    refreshAdapter();
+  }
+
+  @Override
+  protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
+    switch (requestCode) {
+      case Constants.ROLLCALL_EVENTS_DOWNLOAD_REQUEST_CODE:
+        refreshAdapter();
+        break;
     }
-
-    /**
-     * It must be overriden by parent classes if manual swipe is enabled.
-     */
-    @Override
-    public void onRefresh() {
-        showSwipeProgress();
-
-        refreshEvents();
-
-        hideSwipeProgress();
+  }
+
+  private void refreshAdapter() {
+    mHandler.post(mRunnable);
+  }
+
+  private void refreshEvents() {
+    showProgress(true);
+    Intent activity = new Intent(this, EventsDownload.class);
+    startActivityForResult(activity, Constants.ROLLCALL_EVENTS_DOWNLOAD_REQUEST_CODE);
+  }
+
+  public void showProgress(boolean show) {
+    DialogFactory.showProgress(this, show, R.id.swipe_container_list, R.id.loading_status);
+  }
+
+  /**
+   * It shows the SwipeRefreshLayout progress
+   */
+  public void showSwipeProgress() {
+    refreshLayout.setRefreshing(true);
+  }
+
+  /**
+   * It shows the SwipeRefreshLayout progress
+   */
+  public void hideSwipeProgress() {
+    refreshLayout.setRefreshing(false);
+  }
+
+  @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
+  private void setAppearance() {
+    refreshLayout.setColorSchemeResources(android.R.color.holo_blue_bright,
+                                          android.R.color.holo_green_light,
+                                          android.R.color.holo_orange_light,
+                                          android.R.color.holo_red_light);
+  }
+
+  /**
+   * It must be overriden by parent classes if manual swipe is enabled.
+   */
+  @Override
+  public void onRefresh() {
+    showSwipeProgress();
+
+    refreshEvents();
+
+    hideSwipeProgress();
+  }
+
+  private static class RefreshAdapterHandler extends Handler {
+
+    private final WeakReference<Rollcall> mActivity;
+
+    public RefreshAdapterHandler(Rollcall activity) {
+      mActivity = new WeakReference<Rollcall>(activity);
     }
 
-    /**
-     * ListView click listener
-     */
-     private ListView.OnItemClickListener clickListener = new ListView.OnItemClickListener() {
-        @Override
-        public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-            Intent activity = new Intent(getApplicationContext(),
-                    UsersActivity.class);
-            activity.putExtra("attendanceEventCode",
-                    (int) adapter.getItemId(position));
-            startActivity(activity);
-        }
-    };
+  }
 }
diff --git a/app/src/main/res/drawable-xxxhdpi/ic_launcher_swadroid.png b/app/src/main/res/drawable-xxxhdpi/ic_launcher_swadroid.png
new file mode 100644
index 000000000..c2a165342
Binary files /dev/null and b/app/src/main/res/drawable-xxxhdpi/ic_launcher_swadroid.png differ
diff --git a/app/src/main/res/drawable/ic_launcher_swadroid_notif.png b/app/src/main/res/drawable/ic_launcher_swadroid_notif.png
new file mode 100644
index 000000000..6f350adc6
Binary files /dev/null and b/app/src/main/res/drawable/ic_launcher_swadroid_notif.png differ
diff --git a/app/src/main/res/raw-es/changes.html b/app/src/main/res/raw-es/changes.html
index 150f6fd07..27acbbf56 100644
--- a/app/src/main/res/raw-es/changes.html
+++ b/app/src/main/res/raw-es/changes.html
@@ -15,6 +15,12 @@
 </head>
 
 <body bgcolor="white">
+<h4>1.2.4 (2015-03-15)</h4>
+<ul>
+    <lh class="update">[ACTUALIZACIONES]</lh>
+    <li type="disc">Reducido retardo entre escaneos de c&oacute;digos a un segundo</li>
+    <li type="disc">Ahora el m&oacute;dulo de descargas requiere Android 3.0 o superior</li>
+</ul>
 <h4>1.2.3 (2014-11-30)</h4>
 <ul>
     <lh class="new">[NOVEDADES]</lh>
diff --git a/app/src/main/res/raw/changes.html b/app/src/main/res/raw/changes.html
index 81edbfc77..bef1cc510 100644
--- a/app/src/main/res/raw/changes.html
+++ b/app/src/main/res/raw/changes.html
@@ -15,6 +15,12 @@
 </head>
 
 <body bgcolor="white">
+<h4>1.2.4 (2015-03-15)</h4>
+<ul>
+    <lh class="update">[UPDATE]</lh>
+    <li type="disc">Changed scan delay of codes to one second</li>
+    <li type="disc">Now the Downloads module requires Android 3.0 or higher</li>
+</ul>
 <h4>1.2.3 (2014-11-30)</h4>
 <ul>
     <lh class="new">[NEW]</lh>
diff --git a/app/src/main/res/values-ca/lists.xml b/app/src/main/res/values-ca/lists.xml
deleted file mode 100644
index dddd4334f..000000000
--- a/app/src/main/res/values-ca/lists.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-
-    <string-array name="testMenuItems">
-        <item>"Sincronitzar preguntes"</item>
-        <item>"Realitzar test"</item>
-    </string-array>
-    <string-array name="testAnswerTypesNames">
-        <item>"Tots"</item>
-        <item>"Vertader/Fals"</item>
-        <item>"Elecció única"</item>
-        <item>"Elecció múltiple"</item>
-        <item>"Text"</item>
-        <item>"Nombre sencer"</item>
-        <item>"Nombre real"</item>
-    </string-array>
-    <string-array name="prefSyncTimeEntries">
-        <item>"5 minuts"</item>
-        <item>"15 minuts"</item>
-        <item>"30 minuts"</item>
-        <item>"1 hora"</item>
-        <item>"3 hores"</item>
-        <item>"6 hores"</item>
-        <item>"12 hores"</item>
-        <item>"24 hores"</item>
-    </string-array>
-
-</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-ca/strings.xml b/app/src/main/res/values-ca/strings.xml
deleted file mode 100644
index 24d3bcc03..000000000
--- a/app/src/main/res/values-ca/strings.xml
+++ /dev/null
@@ -1,289 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-
-    <string name="app_name">SWADroid</string>
-    <string name="serverName_preferences">Servidor</string>
-    <string name="logout_preferences">Sortir de SWADroid</string>
-    <string name="logout_title_preferences">finalitzar la sessió</string>
-    <string name="serverSummary_preferences">Servidor (sense http://)</string>
-    <string name="serverTitle_preferences">Servidor</string>
-    <string name="loginModuleLabel">Connectar</string>
-    <string name="notificationsModuleLabel">Notificacions</string>
-    <string name="coursesModuleLabel">Assignatures</string>
-    <string name="testsModuleLabel">Tests</string>
-    <string name="messagesModuleLabel">Enviar missatge</string>
-    <string name="generateQRModuleLabel">Generar codi QR</string>
-    <string name="noticesModuleLabel">Publicar anunci</string>
-    <string name="title_error_dialog">ERROR</string>
-    <string name="areYouSure">Està vostè segur?</string>
-    <string name="close_dialog">Tancar</string>
-    <string name="set_preferences">Configuració</string>
-    <string name="user_preferences">Dades de l\'usuari</string>
-    <string name="userPasswordName_preferences">Contrasenya</string>
-    <string name="userPasswordSummary_preferences">Contrasenya</string>
-    <string name="userPasswordTitle_preferences">Contrasenya</string>
-    <string name="preferencesTitle_menu">Configuració</string>
-    <string name="shareTitle_menu">Compartir SWADroid</string>
-    <string name="rateTitle_menu">Qualificar</string>
-    <string name="cleanDatabaseTitle_menu">Netejar base de dades</string>
-    <string name="about_preferences">sobre</string>
-    <string name="versionTitle_preferences">Versió de l\'aplicació</string>
-    <string name="author_title_preferences">Autors</string>
-    <string name="loginProgressTitle">Identificació</string>
-    <string name="loginProgressDescription">Connectant…</string>
-    <string name="coursesProgressTitle">Assignatures</string>
-    <string name="coursesProgressDescription">Obtenint assignatures…</string>
-    <string name="notificationsProgressTitle">Notificacions</string>
-    <string name="notificationsProgressDescription">Obtenint noves notificacions…</string>
-    <string name="notificationsEmptyListMsg">No s\'ha descarregat cap notificació.\n\nPer descarregar les
-         notificacions més recents llisqui aquest missatge cap avall.</string>
-    <string name="testsDownloadProgressTitle">Tests</string>
-    <string name="testsDownloadProgressDescription">Sincronitzant preguntes de test.\n\nDependiendo del nombre de
-        preguntes a sincronitzar, el processament de les dades pot trigar uns minuts.\n\nSi us plau, esperi…</string>
-    <string name="errorMsgLaunchingActivity">S\'ha produït un error durant l\'execució de l\'operació</string>
-    <string name="errorMsgNoConnection">No hi ha connexió</string>
-    <string name="examAnnouncement">Convocatòria d\'examen</string>
-    <string name="marksFile">Qualificacions</string>
-    <string name="notice">Avís</string>
-    <string name="message">Missatge</string>
-    <string name="forumPostCourse">Missatge en un fòrum</string>
-    <string name="forumReply">Resposta a fòrum</string>
-    <string name="messages">Missatges</string>
-    <string name="evaluation">Avaluació</string>
-    <string name="assignment">Activitat</string>
-    <string name="survey">Enquesta</string>
-    <string name="documentFile">Document</string>
-    <string name="sharedFile">Document compartit</string>
-    <string name="enrollment">Inscripció</string>
-    <string name="enrollmentRequest">Petició d\'inscripció</string>
-    <string name="unknownNotification">Notificació desconeguda</string>
-    <string name="noSubjectMsg">Sense assumpte</string>
-    <string name="noContentMsg">Sense contingut</string>
-    <string name="yesMsg">Sí</string>
-    <string name="noMsg">No</string>
-    <string name="trueMsg">Veritable</string>
-    <string name="falseMsg">Fals</string>
-    <string name="acceptMsg">Acceptar</string>
-    <string name="cancelMsg">Cancel·lar</string>
-    <string name="allMsg">Tots</string>
-    <string name="selectCourseTitle">Seleccioneu assignatura</string>
-    <string name="noQuestionsAvailableTestsDownloadMsg">No hi ha preguntes de test disponibles per a aquesta
-        assignatura</string>
-    <string name="noQuestionsPluggableTestsDownloadMsg">El professor d\'aquesta assignatura no permet la descàrrega de
-        les preguntes de test</string>
-    <string name="questionsTestsDownloadSuccesfulMsg">Preguntes de test sincronitzades</string>
-    <string name="testNoQuestionsCourseMsg">No s\'ha descarregat cap pregunta de test per aquesta assignatura</string>
-    <string name="testNoQuestionsMsg">Abans de fer una anàlisi de descarregar les preguntes de test d\'almenys una
-        assignatura</string>
-    <string name="testNoQuestionsMeetsSpecifiedCriteriaMsg">No hi ha cap pregunta que s\'ajusti als criteris
-        especificats</string>
-    <string name="testNumQuestionsMsg">Indiqueu el nombre de preguntes del test</string>
-    <string name="testTagsMsg">Seleccioneu els descriptors que voleu incloure en el test</string>
-    <string name="testNoTagsSelectedMsg">Heu de seleccionar almenys un descriptor</string>
-    <string name="testAnswerTypesMsg">Seleccioneu els tipus de resposta que voleu incloure en el test</string>
-    <string name="testNoAnswerTypesSelectedMsg">Heu de seleccionar almenys un tipus de resposta</string>
-    <string name="testEvaluateMsg">Corregir</string>
-    <string name="testResultsTextMsg">Puntuació</string>
-    <string name="testShowResultsMsg">Veure totals</string>
-    <string name="testShowResultsDetailsMsg">Veure detalls</string>
-    <string name="testNoDetailsMsg">El professor no permet veure els detalls</string>
-    <string name="testNoResultsMsg">El professor no permet veure els resultats del test</string>
-    <string name="errorBadLoginMsg">Usuari o contrasenya incorrectes</string>
-    <string name="errorServerResponseMsg">Error en resposta del servidor</string>
-    <string name="errorInternalServerMsg">Error intern del servidor</string>
-    <string name="errorBadAppKeyMsg">Clau d\'aplicació incorrecta. Si us plau, contacti amb el desenvolupador.</string>
-    <string name="errorConnectionMsg">Error durant la connexió amb el servidor</string>
-    <string name="errorTimeoutMsg">Temps d\'espera esgotat intentant connectar amb el servidor</string>
-    <string name="errorServiceUnavailableMsg">SWAD es troba en manteniment en aquests moments. Torneu-ho més tard</string>
-    <string name="sendingMessageMsg">Enviant missatge…</string>
-    <string name="messageSendedMsg">Missatge enviat</string>
-    <string name="noReceiversMsg">Ha d\'indicar com a mínim un destinatari</string>
-    <string name="noSubjectMessageMsg">Heu d\'introduir l\'assumpte del missatge</string>
-    <string name="message_receivers_title">Destinataris (separats per comes)</string>
-    <string name="message_subject_title">Assumpte</string>
-    <string name="message_body_title">Missatge</string>
-    <string name="notice_body_title">Avís</string>
-    <string name="publishingNotice">Publicant avís…</string>
-    <string name="noticePublished">Avís publicat</string>
-    <string name="noContentNoticeMsg">Heu d\'introduir el contingut de l\'avís</string>
-    <string name="sendMsg">Enviar</string>
-    <string name="selectRcvModuleLabel">Seleccionar Destinataris</string>
-    <string name="filterUsersListModuleLabel">Filtrar Destinataris</string>
-    <string name="acceptFilters">Filtrar</string>
-    <string name="cancelFilters">Cancelar</string>
-    <string name="cleanDatabaseMsg">Totes les dades de la base de dades han estat esborrats</string>
-    <string name="cleanDatabaseDialogMsg">Totes les dades de la base de dades seran esborrats.\n\n
-         S\'esborraran les notificacions, tests, informació de grups i llistats d\'usuaris.\n\n
-         Esteu segur que voleu esborrar tots els dades de la base de dades?</string>
-    <string name="shareBodyMsg">Estic usant # SWADroid al meu Android per accedir a la plataforma de teleformació SWAD.
-        \nObtenlo gratis aquí: https://play.google.com/store/apps/details?id=es.ugr.swad.swadroid</string>
-    <string name="twitterTitle">Twitter</string>
-    <string name="facebookTitle">Facebook</string>
-    <string name="googlePlusTitle">Google+</string>
-    <string name="blogTitle">Bloc</string>
-    <string name="marketTitle">Google Play</string>
-    <string name="prefCatSyncTitle">Sincronització</string>
-    <string name="prefSyncTimeTitle">Freqüència de sincronització</string>
-    <string name="prefSyncTimeSummary">Freqüència de sincronització de les notificacions</string>
-    <string name="prefSyncEnableTitle">Sincronització automàtica</string>
-    <string name="prefSyncEnableSummary">Habilita la sincronització automàtica</string>
-    <string name="prefCatNotifTitle">Notificacions</string>
-    <string name="prefNotifLimitTitle">Límit de notificacions</string>
-    <string name="prefNotifLimitDialogMessage">Seleccioneu el nombre màxim de notificacions que seran
-        emmagatzemades:</string>
-    <string name="prefNotifLimitSuffix">notificacions</string>
-    <string name="notificationsAlertMsg">noves notificacions</string>
-    <string name="footMessageMsg">Enviat des</string>
-    <string name="marksMsg">Premi sobre la notificació per veure la qualificació.</string>
-    <string name="clickToGetCourses">Premi aquí per aconseguir els seus assignatures</string>
-    <string name="users">Usuaris</string>
-    <string name="documentsDownloadModuleLabel">Documents</string>
-    <string name="documentsDownloadProgressDescription">Obtenint fitxers.\n\nDependiendo de la mida del directori,
-        podria necessitar diversos minuts.\n\nSi us plau, esperi…</string>
-    <string name="clickToOpenFile">Pulsi aquí per obrir el fitxer</string>
-    <string name="sharedsDownloadModuleLabel">Arxius compartits</string>
-    <string name="connectionRequired">Per aquesta funcionalitat es necessita connexió a Internet</string>
-    <string name="course">Assignatura</string>
-    <string name="msg_default_format">Format</string>
-    <string name="msg_default_type">Tipus</string>
-    <string name="msg_default_time">Temps</string>
-    <string name="msg_default_meta">Metadata</string>
-    <string name="msg_default_status">Poseu un codi QR o codi de barres dins del rectangle visor per escanejar</string>
-    <string name="msg_camera_framework_bug">Ho sentim, la càmera d\'Android ha trobat un problema. Potser haureu
-        reiniciar el dispositiu.</string>
-    <string name="button_ok">OK</string>
-    <string name="scan_valid_student">Alumne d\'aquesta assignatura</string>
-    <string name="scan_not_valid_student">Alumne d\'una altra assignatura</string>
-    <string name="scan_name">Nom</string>
-    <string name="scan_id">DNI</string>
-    <string name="scan_not_valid_code">Codi no vàlid</string>
-    <string name="scan_data_not_found">No hi ha dades d\'aquest alumne</string>
-    <string name="scan_no_codes">No s\'ha detectat cap codi QR vàlid</string>
-    <string name="NoNotificationsMsg">No hi ha noves notificacions</string>
-    <string name="home_icon">Mostra la carpeta inicial</string>
-    <string name="parent_icon">Mostra la carpeta superior a l\'actual</string>
-    <string name="group">Grup</string>
-    <string name="notificationDownloadTitle">Descarregant…</string>
-    <string name="complete">complet</string>
-    <string name="sizeFileTitle">tamany</string>
-    <string name="creationTimeTitle">Data:</string>
-    <string name="uploaderTitle">Carregat per:</string>
-    <string name="downloadFileTitle">Descarregar</string>
-    <string name="sdCardBusyTitle">Targeta SD no disponible</string>
-    <string name="sdCardBusy">La targeta SD està ocupada ara mateix. Per permetre descàrregues, seleccioneu \“Desactiva
-        emmagatzematge USB\” a la notificació</string>
-    <string name="vacants">Vacants</string>
-    <string name="numStudent">Nombre d\'estudiants</string>
-    <string name="maxStudent">Màx. estudiants</string>
-    <string name="myGroupsModuleLabel">Grups</string>
-    <string name="eventsEmptyListMsg">No s\'ha descarregat cap esdeveniment.\n\nPer descarregar les
-         esdeveniments més recents llisqui aquest missatge cap avall.</string>
-    <string name="photoContentDescription">Foto del estudiant</string>
-    <string name="noCameraFound">El dispositiu no disposa de càmera</string>
-    <string name="saveMsg">Desar</string>
-    <string name="noGroupsAvailableMsg">No hi ha grups per a l\'assignatura seleccionada</string>
-    <string name="confirmExitMsg">Esteu segur que voleu sortir sense desar els canvis?</string>
-    <string name="selectGroupTitle">Seleccioneu grup</string>
-    <string name="sendingState">Enviament a SWAD: </string>
-    <string name="sendingStatePending">Pendent</string>
-    <string name="rollcallModuleLabel">Passar llista</string>
-    <string name="usersTitle">Usuaris</string>
-    <string name="usersDownloadProgressDescription">Sincronitzant usuaris.\n\nDependiendo del nombre d\'usuaris
-        a sincronitzar, el processament de les dades pot trigar uns minuts.\n\nSi us plau, esperi…</string>
-    <string name="usersDownloadProgressTitle">Usuaris</string>
-    <string name="usersUpdate">Actualitzar</string>
-    <string name="newTitle">Nova</string>
-    <string name="rollcallScanQR">Escanejar QR</string>
-    <string name="rollcallManual">Mode manual</string>
-    <string name="rollcallEvent">Esdeveniment de passar llista</string>
-    <string name="groupSeparator">: </string>
-    <string name="groupTypesModuleLabel">Aconseguir tipus de grup</string>
-    <string name="openingTime">Obertura: </string>
-    <string name="noGroupsText">No s\'han creat grups dins de l\'assignatura</string>
-    <string name="resultEnrollment">Resultat de la inscripció</string>
-    <string name="successfullEnrollment">Totes les inscripcions s\'han realitzat amb èxit. Si us plau, comprovi que està
-        inscrit en els grups desitjats</string>
-    <string name="confirmEnrollments">Confirmar inscripcions sol · licitades </string>
-    <string name="areYouSureGroups"> Esteu segur que vol inscriure en els grups seleccionats?</string>
-    <string name="failedEnrollment">Ho sentim però la inscripció en els grups seleccionats no es va poder realitzar"</string>
-    <string name="groupTypesProgressDescription">Obtenint tipus de grup… \nSi us plau, esperi…</string>
-    <string name="groupsProgressDescription">Obtenint grups… \nSi us plau, esperi…</string>
-    <string name="groupTypesProgressTitle">Tipus de grups</string>
-    <string name="groupsProgressTitle">Grups</string>
-    <string name="sendMyGroupsProgressDescription">Enviant inscripció a grups… \nSi us plau, esperi…"</string>
-    <string name="sendMyGroupsProgressTitle">Inscripció a grups</string>
-    <string name="withoutLimit">sense límit</string>
-    <string name="downloadProblemTitle">Problema en descàrrega</string>
-    <string name="downloadProblemMsg">Ho sentim. La descàrrega va ser interrompuda. Intenteu-ho de nou</string>
-    <string name="downloadCompletedTitle"> Descàrrega completa </string>
-    <string name="unknown">desconegut</string>
-    <string name="selectZoneTitle">Seleccioni zona</string>
-    <string name="fileTitle">archiu</string>
-    <string name="noConnectionMsg">Aquesta funció necessita connexió. </string>
-    <string name="noApp">No es pot obrir aquest fitxer.</string>
-    <string name="contents_contact">Informació de contacte</string>
-    <string name="contents_email">Adreça electrònica</string>
-    <string name="contents_location">Coordenades geogràfiques</string>
-    <string name="contents_phone">Número de telèfon</string>
-    <string name="contents_sms">Adreça SMS</string>
-    <string name="contents_text">Text pla</string>
-    <string name="lastSyncTimeLabel">Darrera sincronització</string>
-    <string name="neverLabel">Mai</string>
-    <string name="prefNotifSoundTitle">So</string>
-    <string name="prefNotifSoundSummary">Activar/desactivar el so de les alertes de noves notificacions</string>
-    <string name="prefNotifVibrateTitle">Vibració</string>
-    <string name="prefNotifVibrateSummary">Activar/desactivar la vibració de les alertes de noves notificacions</string>
-    <string name="prefNotifLightsTitle">Indicadors lluminosos</string>
-    <string name="prefNotifLightsSummary">Activar/desactivar els indicadors lluminosos de les alertes de noves notificacions</string>
-    <string name="informationModuleLabel">Informació</string>
-    <string name="introductionModuleLabel">Introducció</string>
-    <string name="faqsModuleLabel">FAQs</string>
-    <string name="linksModuleLabel">Enllaços</string>
-    <string name="bibliographyModuleLabel">Bibliografia</string>
-    <string name="syllabusPracticalsModuleLabel">Programa de Práctiques</string>
-    <string name="syllabusLecturesModuleLabel">Programa de Teoria</string>
-    <string name="teachingguideModuleLabel">Guia Docent</string>
-    <string name="assessmentModuleLabel">Sistema d\'avaluació</string>
-    <string name="informationProgressDescription">Obtenint informació…\nSi us plau, esperi…</string>
-    <string name="informationProgressTitle">Informació</string>
-    <string name="emptyInformation">Informació no disponible</string>
-    <string name="pradoLoginToast">La contrasenya d\'SWAD té almenys 8 caràcters alfanumèrics</string>
-    <string name="error_password_summaryUGR">Recorda que has d\'introduir la contrasenya de SWAD, no la d\'Accés identificat</string>
-    <string name="passwordDialogTip">Recorda que la contrasenya d\'SWAD ha de tenir almenys 8 caràcters alfanumèrics</string>
-    <string name="errorServerCertificateMsg">El certificat del servidor no és vàlid. Si us plau, poseu-vos en contacte amb l\'administrador SWAD</string>
-    <string name="notificationMarkAllRead">Marca totes com llegides</string>
-    <string name="notificationReply">Respondre</string>
-    <string name="seenLabel">Llegides</string>
-    <string name="notSeenLabel">No llegides</string>
-    <string name="actionBarRefresh">Actualitzar</string>
-    <string name="actionBarSave">Desa</string>
-    <string name="actionBarAddUser">Afegir usuaris</string>
-    <string name="actionBarFilterUsers">Filtrar usuaris</string>
-    <string name="Filters_All">Tot</string>
-    <string name="Filters_Teachers">Professors</string>
-    <string name="Filters_Students">Alumnes</string>
-    <string name="birthdayMsg">Per molts anys, {userName}!</string>
-    <string name="errorNoUserNickname"> Heu de definir un sobrenom a SWAD</string>
-    <string name="errorNoAppForIntent">No hi ha cap aplicació registrada per obrir el tipus de fitxer seleccionat.</string>
-    <string name="eventsDownloadProgressTitle"> Esdeveniments</string>
-    <string name="eventsUpdated">esdeveniments actualitzats</string>
-    <string name="eventsDownloadProgressDescription">Sincronització d\'esdeveniments.\n\nDependiendo del nombre d\'esdeveniments a sincronitzar, el processament de les dades pot trigar diversos minuts.\n\nSi us plau, esperi...</string>
-    <string name="licenseType">Llicència:</string>
-    <string name="noEventsAvailableMsg">No hi ha esdeveniments en aquesta assignatura</string>
-    <string name="recoverPasswordProgressDescription">Connectant...</string>
-    <string name="recoverPasswordProgressTitle">Recuperació de contrasenya</string>
-    <string name="changelogTitle">Historial de canvis</string>
-    <string name="event">Esdeveniment</string>
-    <string name="usersUpdated">usuaris actualitzats</string>
-    <string name="noUsersAvailableMsg">No hi ha usuaris en aquest esdeveniment</string>
-    <string name="noUsersCheckedMsg">Ha de marcar com a mínim un usuari</string>
-    <string name="usersEmptyListMsg">No s\'ha descarregat cap usuari.\n\nPer descarregar les
-         usuaris més recents llisqui aquest missatge cap avall.</string>
-    <string name="doubleBackToExitMsg">Si us plau, premeu ENRERE per a sortir-</string>
-    <string name="errorSendingUsersMsg">Error en enviar les assistències</string>
-    <string name="progress_status">Carregant...</string>
-    <string name="rollcallCleanUsers"> Netejar usuaris</string><string name="cleanUsersDialogMsg">S\'eliminarà la llista d\'usuaris localment.\n\n
-          Esteu segur que voleu eliminar localment la llista d\'usuaris?</string>
-    <string name="usersAbsent"> Tots els usuaris marcats com absents</string>
-
-</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-ca/strings_activity_login.xml b/app/src/main/res/values-ca/strings_activity_login.xml
deleted file mode 100644
index c51d76478..000000000
--- a/app/src/main/res/values-ca/strings_activity_login.xml
+++ /dev/null
@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-
-    <string name="title_activity_login">Identificar-se</string>
-
-    <!-- Strings related to login -->
-    <string name="prompt_email">DNI, @sobrenom o email</string>
-    <string name="prompt_password">Contrasenya</string>
-    <string name="prompt_server">Servidor (sense http://)</string>
-    <string name="action_sign_in_register"><b>Identificar-se</b></string>
-    <string name="action_sign_in_short">Identificar-se</string>
-    <string name="login_progress_signing_in">Identificant…</string>
-    <string name="error_invalid_password">La contrasenya ha de ser de mínim 6 caràcters alfanumèrics</string>
-    <string name="error_incorrect_password">La contrasenya ha de contenir números i lletres</string>
-    <string name="error_field_required">Aquest camp és obligatori</string>
-    <string name="why_password">Per què no funciona la contrasenya?</string>
-    <string name="why_password_dialog_title">Per què no funciona la contrasenya?</string>
-    <string name="why_password_dialog_message">Probablement està introduint la contrasenya d\'accés identificat (4 dígits). Ha d\'introduir la contrasenya utilitzada per entrar directament a SWAD</string>
-    <string name="lost_password">He oblidat la contrasenya</string>
-    <string name="lost_password_dialog_title"> Demana una contrasenya nova</string>
-    <string name="lost_password_success">Contrasenya canviada, comprova el teu email</string>
-    <string name="lost_password_failure">El reinici de la contrasenya ha fallat</string>
-
-</resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 1b0da3c39..333bd84a3 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -291,5 +291,6 @@
     <string name="rollcallCleanUsers">Limpiar usuarios</string><string name="cleanUsersDialogMsg">El listado de usuarios será eliminado localmente.\n\n
          ¿Está seguro de que quiere eliminar localmente el listado de usuarios?</string>
     <string name="usersAbsent">Todos los usuarios marcados como ausentes</string>
+    <string name="functionHoneycombMsg">Esta función requiere Android 3.0 (Honeycomb) o superior</string>
 
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index d4e421cb4..2351506df 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -300,5 +300,6 @@
     <string name="rollcallCleanUsers">Clean users</string><string name="cleanUsersDialogMsg">The list of users will be locally deleted.\n\n
          Are you sure you want to locally delete the list of users?</string>
     <string name="usersAbsent">All users marked as absent</string>
+    <string name="functionHoneycombMsg">This function requires Android 3.0 (Honeycomb) or higher</string>
 
 </resources>
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 16c426377..494342903 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,7 +4,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:0.13.2'
+        classpath 'com.android.tools.build:gradle:1.0.0'
     }
 }
 
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 000000000..1d3591c8a
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,18 @@
+# Project-wide Gradle settings.
+
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+# Default value: -Xmx10248m -XX:MaxPermSize=256m
+# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
+
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
\ No newline at end of file
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 000000000..e7b4def49
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1 @@
+include ':app'