diff --git a/Cargo.lock b/Cargo.lock
index 44ed4ebfc9..91ab09626b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,10 +2,10 @@
 # It is not intended for manual editing.
 [[package]]
 name = "arrayvec"
-version = "0.4.11"
+version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "nodrop 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -14,11 +14,11 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "atk-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -28,38 +28,38 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "autocfg"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "backtrace"
-version = "0.3.38"
+version = "0.3.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace-sys 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace-sys 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "backtrace-sys"
-version = "0.1.31"
+version = "0.1.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.45 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "bitflags"
-version = "1.2.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -82,12 +82,12 @@ name = "cairo-rs"
 version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "cairo-sys-rs 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -96,14 +96,14 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "cc"
-version = "1.0.45"
+version = "1.0.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -116,7 +116,7 @@ name = "chrono"
 version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -124,16 +124,16 @@ dependencies = [
 
 [[package]]
 name = "cocoa"
-version = "0.19.0"
+version = "0.19.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "block 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "core-foundation 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "core-graphics 0.17.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "foreign-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "objc 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
+ "objc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -142,7 +142,7 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "core-foundation-sys 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -155,10 +155,10 @@ name = "core-graphics"
 version = "0.17.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "core-foundation 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "foreign-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -212,7 +212,7 @@ dependencies = [
 name = "druid-derive-data"
 version = "0.1.0"
 dependencies = [
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -221,7 +221,7 @@ dependencies = [
 name = "druid-derive-lens"
 version = "0.1.0"
 dependencies = [
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -231,20 +231,20 @@ name = "druid-shell"
 version = "0.3.0"
 dependencies = [
  "cairo-rs 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "cocoa 0.19.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cocoa 0.19.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "core-graphics 0.17.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "direct2d 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "directwrite 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gtk 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gtk-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "objc 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "objc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "piet-common 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -269,22 +269,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "failure"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.38 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure_derive 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "failure_derive"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)",
- "synstructure 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "synstructure 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -292,11 +292,11 @@ name = "fluent-bundle"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure_derive 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "fluent-locale 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "fluent-syntax 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "intl_pluralrules 4.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "intl_pluralrules 4.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rental 0.5.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "unic-langid 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -343,17 +343,17 @@ name = "gdk"
 version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "cairo-rs 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "cairo-sys-rs 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk-pixbuf 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gio-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pango 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -365,10 +365,10 @@ dependencies = [
  "gdk-pixbuf-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gio-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -379,7 +379,7 @@ dependencies = [
  "gio-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -393,7 +393,7 @@ dependencies = [
  "gio-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pango-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -403,14 +403,14 @@ name = "gio"
 version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "fragile 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gio-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -420,20 +420,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "glib"
-version = "0.8.1"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -441,7 +441,7 @@ name = "glib-sys"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -451,7 +451,7 @@ version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -461,22 +461,22 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "atk 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "cairo-rs 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "cairo-sys-rs 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "cc 1.0.45 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.46 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk-pixbuf 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk-pixbuf-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gdk-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gio-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gtk-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pango 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "pango-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -493,7 +493,7 @@ dependencies = [
  "gio-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pango-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -508,7 +508,7 @@ dependencies = [
 
 [[package]]
 name = "intl_pluralrules"
-version = "4.0.0"
+version = "4.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -529,7 +529,7 @@ name = "kurbo"
 version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "arrayvec 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "arrayvec 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -539,7 +539,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc"
-version = "0.2.62"
+version = "0.2.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -555,7 +555,7 @@ name = "malloc_buf"
 version = "0.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -570,7 +570,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "nodrop"
-version = "0.1.13"
+version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -620,7 +620,7 @@ name = "num-integer"
 version = "0.1.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -629,7 +629,7 @@ name = "num-iter"
 version = "0.1.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -650,12 +650,12 @@ name = "num-traits"
 version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "objc"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "malloc_buf 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -666,12 +666,12 @@ name = "pango"
 version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bitflags 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bitflags 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pango-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -682,7 +682,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -765,34 +765,18 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.30"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "proc-macro2"
-version = "1.0.5"
+version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "quote"
-version = "0.6.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "quote"
 version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -801,7 +785,7 @@ version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fuchsia-cprng 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -847,7 +831,7 @@ name = "rental-impl"
 version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -891,35 +875,25 @@ name = "stable_deref_trait"
 version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "syn"
-version = "0.15.44"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "synstructure"
-version = "0.10.2"
+version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -927,7 +901,7 @@ name = "time"
 version = "0.1.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -942,12 +916,12 @@ name = "unic-langid"
 version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "unic-langid-impl 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unic-langid-impl 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "unic-langid-impl"
-version = "0.6.0"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "tinystr 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -958,11 +932,6 @@ name = "unicode-segmentation"
 version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "unicode-xid"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "unicode-xid"
 version = "0.2.0"
@@ -990,7 +959,7 @@ dependencies = [
  "bumpalo 2.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasm-bindgen-shared 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1010,7 +979,7 @@ name = "wasm-bindgen-macro-support"
 version = "0.2.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasm-bindgen-backend 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1027,10 +996,10 @@ name = "wasm-bindgen-webidl"
 version = "0.2.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasm-bindgen-backend 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1042,7 +1011,7 @@ name = "web-sys"
 version = "0.3.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "js-sys 0.3.28 (registry+https://github.com/rust-lang/crates.io-index)",
  "sourcefile 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasm-bindgen 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1085,22 +1054,22 @@ dependencies = [
 ]
 
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 "checksum cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 "checksum chrono 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e8493056968583b0193c1bb04d6f7684586f3726992d6c573261941a895dbd68"
-"checksum cocoa 0.19.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8cd20045e880893b4a8286d5639e9ade85fb1f6a14c291f882cf8cf2149d37d9"
+"checksum cocoa 0.19.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f29f7768b2d1be17b96158e3285951d366b40211320fb30826a76cb7a0da6400"
 "checksum core-foundation 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)" = "25b9e03f145fd4f2bf705e07b900cd41fc636598fe5dc452fd0db1441c3f496d"
 "checksum core-foundation-sys 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e7ca8a5221364ef15ce201e8ed2f609fc312682a8f4e0e3d4aa5879764e0fa3b"
 "checksum core-graphics 0.17.3 (registry+https://github.com/rust-lang/crates.io-index)" = "56790968ab1c8a1202a102e6de05fc6e1ec87da99e4e93e9a7d13efbfc1e95a9"
@@ -1109,8 +1078,8 @@ dependencies = [
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 "checksum dxgi 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "1639bbfd6765e92a40267d217a7acbac5b49320b68013f39a8e4376aa8c1e091"
 "checksum either 1.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "bb1f6b1ce1c140482ea30ddd3335fc0024ac7ee112895426e0a629a6c20adfe3"
-"checksum failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "795bd83d3abeb9220f257e597aa0080a508b27533824adf336529648f6abf7e2"
-"checksum failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "ea1063915fd7ef4309e222a5a07cf9c319fb9c7836b1f89b85458672dbb127e1"
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 "checksum fluent-locale 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "dcc2816c606479ce7e725ad4757e739f7b6cca250e7e9f4879fa1ef4acf558c1"
 "checksum fluent-syntax 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "cd33f0ec4141fae9f6d6183c30504275b8a4c843b02517d17098593244ad4617"
@@ -1124,22 +1093,22 @@ dependencies = [
 "checksum gdk-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3ebe06357212127f50575b535bdb04638f5d375bb41062287abc6c94e5b8067b"
 "checksum gio 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6261b5d34c30c2d59f879e643704cf54cb44731f3a2038000b68790c03e360e3"
 "checksum gio-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "778b856a70a32e2cc5dd5cc7fa1b0c4b6df924fdf5c82984bc28f30565657cfe"
-"checksum glib 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "91a70db179515473b57aaff8b879167f1f8460bc5523e97beacf6d1026a8b99d"
+"checksum glib 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)" = "be27232841baa43e0fd5ae003f7941925735b2f733a336dc75f07b9eff415e7b"
 "checksum glib-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4b86a9169fbc9cf9a0ef315039c2304b09d5c575c5fde7defba3576a0311b863"
 "checksum gobject-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "61d55bc9202447ca776f6ad0048c36e3312010f66f82ab478e97513e93f3604b"
 "checksum gtk 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "709f1074259d4685b96133f92b75c7f35b504715b0fcdc96ec95de2607296a60"
 "checksum gtk-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bbd9395497ae1d1915d1d6e522d51ae8745bf613906c34ac191c411250fc4025"
 "checksum heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "20564e78d53d2bb135c343b3f47714a56af2061f1c928fdb541dc7b9fdd94205"
-"checksum intl_pluralrules 4.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6be21c467bf1cecc9094cb899718581e0f51240407da5626e0efcc2f23e3500f"
+"checksum intl_pluralrules 4.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "914dfd30afec12b332108e91a892988be4a91ce907b29c59c01348b73f06edce"
 "checksum js-sys 0.3.28 (registry+https://github.com/rust-lang/crates.io-index)" = "2cc9a97d7cec30128fd8b28a7c1f9df1c001ceb9b441e2b755e24130a6b43c79"
 "checksum kurbo 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2f0caeb26248a62abf92dea93aad4f8244f54668e2f1060ed9cd9fd1d5545723"
 "checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
-"checksum libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)" = "34fcd2c08d2f832f376f4173a231990fa5aef4e99fb569867318a227ef4c06ba"
+"checksum libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)" = "1a31a0627fdf1f6a39ec0dd577e101440b7db22672c0901fe00a9a6fbb5c24e8"
 "checksum log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)" = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
 "checksum malloc_buf 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "62bb907fe88d54d8d9ce32a3cceab4218ed2f6b7d35617cafe9adf84e43919cb"
 "checksum matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
 "checksum memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "88579771288728879b57485cc7d6b07d648c9f0141eb955f8ab7f9d45394468e"
-"checksum nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "2f9667ddcc6cc8a43afc9b7917599d7216aa09c463919ea32c59ed6cac8bc945"
+"checksum nodrop 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)" = "72ef4a56884ca558e5ddb05a1d1e7e1bfd9a68d9ed024c21704cc98872dae1bb"
 "checksum nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2ad2a91a8e869eeb30b9cb3119ae87773a8f4ae617f41b1eb9c154b2905f7bd6"
 "checksum num 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "4703ad64153382334aa8db57c637364c322d3372e097840c72000dabdcf6156e"
 "checksum num-bigint 0.1.44 (registry+https://github.com/rust-lang/crates.io-index)" = "e63899ad0da84ce718c14936262a41cee2c79c981fc0a0e7c7beb47d5a07e8c1"
@@ -1148,7 +1117,7 @@ dependencies = [
 "checksum num-iter 0.1.39 (registry+https://github.com/rust-lang/crates.io-index)" = "76bd5272412d173d6bf9afdf98db8612bbabc9a7a830b7bfc9c188911716132e"
 "checksum num-rational 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "ee314c74bd753fc86b4780aa9475da469155f3848473a261d2d18e35245a784e"
 "checksum num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "6ba9a427cfca2be13aa6f6403b0b7e7368fe982bfa16fccc450ce74c46cd9b32"
-"checksum objc 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "31d20fd2b37e07cf5125be68357b588672e8cefe9a96f8c17a9d46053b3e590d"
+"checksum objc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "915b1b472bc21c53464d6c8461c9d3af805ba1ef837e1cac254428f4a77177b1"
 "checksum pango 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "393fa071b144f8ffb83ede273758983cf414ca3c0b1d2a5a9ce325b3ba3dd786"
 "checksum pango-sys 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1ee97abcad820f9875e032656257ad1c790e7b11a0e6ce2516a8f5b0d8f8213f"
 "checksum phf 0.7.24 (registry+https://github.com/rust-lang/crates.io-index)" = "b3da44b85f8e8dfaec21adae67f95d93244b2ecf6ad2a692320598dcc8e6dd18"
@@ -1159,9 +1128,7 @@ dependencies = [
 "checksum piet-direct2d 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "ccea047f88a367ad86b2a972302070f0bf4183b51376ad840b9eb298f3bdafc1"
 "checksum piet-web 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "5f168f31a01eb3d0cc977258ae6b085f98d022f32b7e3edcdb4f565d912dcc60"
 "checksum pkg-config 0.3.16 (registry+https://github.com/rust-lang/crates.io-index)" = "72d5370d90f49f70bd033c3d75e87fc529fbfff9d6f7cccef07d6170079d91ea"
-"checksum proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)" = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
-"checksum proc-macro2 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "90cf5f418035b98e655e9cdb225047638296b862b42411c4e45bb88d700f7fc0"
-"checksum quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)" = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
+"checksum proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "9c9e470a8dc4aeae2dee2f335e8f533e2d4b347e1434e5671afc49b054592f27"
 "checksum quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "053a8c8bcc71fcce321828dc897a98ab9760bef03a4fc36693c231e5b3216cfe"
 "checksum rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "552840b97013b1a26992c11eac34bdd778e464601a4c2054b5f0bff7c6761293"
 "checksum rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
@@ -1177,15 +1144,13 @@ dependencies = [
 "checksum smallvec 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)" = "ab606a9c5e214920bb66c458cd7be8ef094f813f20fe77a54cc7dbfff220d4b7"
 "checksum sourcefile 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "4bf77cb82ba8453b42b6ae1d692e4cdc92f9a47beaf89a847c8be83f4e328ad3"
 "checksum stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dba1a27d3efae4351c8051072d619e3ade2820635c3958d826bfea39d59b54c8"
-"checksum syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)" = "9ca4b3b69a77cbe1ffc9e198781b7acb0c7365a883670e8f1c1bc66fba79a5c5"
 "checksum syn 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "66850e97125af79138385e9b88339cbcd037e3f28ceab8c5ad98e64f0f1f80bf"
-"checksum synstructure 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)" = "02353edf96d6e4dc81aea2d8490a7e9db177bf8acb0e951c24940bf866cb313f"
+"checksum synstructure 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3f085a5855930c0441ca1288cf044ea4aecf4f43a91668abdb870b4ba546a203"
 "checksum time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
 "checksum tinystr 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1e2c19c15bc47304409574ff0dffe8526adf64dcc6d866b05758eaa062b93adb"
 "checksum unic-langid 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7f209d65ab52de48d87c1845576d2d44f2b36553b8daa4c7f7a7383781f5750c"
-"checksum unic-langid-impl 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e43d87e577e3bbfeb4e80ec9c6854a5e594f7534672829a31370dd1e2ba66585"
+"checksum unic-langid-impl 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "f7b22a3f781a9cb3588f751337fa7989472923973d546020d91da8e5d1cd5544"
 "checksum unicode-segmentation 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1967f4cdfc355b37fd76d2a954fb2ed3871034eb4f26d60537d88795cfc332a9"
-"checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 "checksum unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
 "checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
 "checksum wasm-bindgen 0.2.51 (registry+https://github.com/rust-lang/crates.io-index)" = "cd34c5ba0d228317ce388e87724633c57edca3e7531feb4e25e35aaa07a656af"
diff --git a/druid-shell/src/mac/application.rs b/druid-shell/src/mac/application.rs
index ba1de2db18..6d055dc40d 100644
--- a/druid-shell/src/mac/application.rs
+++ b/druid-shell/src/mac/application.rs
@@ -31,7 +31,7 @@ impl Application {
     /// Hide the application this window belongs to. (cmd+H)
     pub fn hide() {
         unsafe {
-            msg_send![NSApp(), hide: nil];
+            let () = msg_send![NSApp(), hide: nil];
         }
     }
 
@@ -40,7 +40,7 @@ impl Application {
         unsafe {
             let workspace = class!(NSWorkspace);
             let shared: id = msg_send![workspace, sharedWorkspace];
-            msg_send![shared, hideOtherApplications];
+            let () = msg_send![shared, hideOtherApplications];
         }
     }
 
@@ -76,8 +76,8 @@ impl Application {
             match item {
                 ClipboardItem::Text(string) => {
                     let nsstring = util::make_nsstring(&string);
-                    msg_send![pasteboard, clearContents];
-                    msg_send![pasteboard, setString: nsstring forType: NSPasteboardTypeString];
+                    let () = msg_send![pasteboard, clearContents];
+                    let () = msg_send![pasteboard, setString: nsstring forType: NSPasteboardTypeString];
                 }
                 other => log::warn!("unhandled clipboard data {:?}", other),
             }
diff --git a/druid-shell/src/mac/dialog.rs b/druid-shell/src/mac/dialog.rs
index 418ae89617..e5e3cb7649 100644
--- a/druid-shell/src/mac/dialog.rs
+++ b/druid-shell/src/mac/dialog.rs
@@ -34,7 +34,7 @@ pub(crate) unsafe fn show_open_file_dialog_sync(options: FileDialogOptions) -> O
     // set options
 
     if options.show_hidden {
-        msg_send![panel, setShowsHiddenFiles: YES];
+        let () = msg_send![panel, setShowsHiddenFiles: YES];
     }
 
     // A vector of NSStrings. this must outlive `nsarray_allowed_types`.
@@ -49,7 +49,7 @@ pub(crate) unsafe fn show_open_file_dialog_sync(options: FileDialogOptions) -> O
         .as_ref()
         .map(|types| NSArray::arrayWithObjects(nil, types.as_slice()));
     if let Some(nsarray) = nsarray_allowed_types {
-        msg_send![panel, setAllowedFileTypes: nsarray];
+        let () = msg_send![panel, setAllowedFileTypes: nsarray];
     }
 
     let result: NSInteger = msg_send![panel, runModal];
diff --git a/druid-shell/src/mac/menu.rs b/druid-shell/src/mac/menu.rs
index 26a999a08f..d90d009d5a 100644
--- a/druid-shell/src/mac/menu.rs
+++ b/druid-shell/src/mac/menu.rs
@@ -39,17 +39,17 @@ fn make_menu_item(id: u32, text: &str, key: Option<&HotKey>, enabled: bool, sele
             )
             .autorelease();
 
-        msg_send![item, setTag: id as isize];
+        let () = msg_send![item, setTag: id as isize];
         if let Some(mask) = key.map(HotKey::key_modifier_mask) {
-            msg_send![item, setKeyEquivalentModifierMask: mask];
+            let () = msg_send![item, setKeyEquivalentModifierMask: mask];
         }
 
         if !enabled {
-            msg_send![item, setEnabled: NO];
+            let () = msg_send![item, setEnabled: NO];
         }
 
         if selected {
-            msg_send![item, setState: 1_isize];
+            let () = msg_send![item, setState: 1_isize];
         }
         item
     }
@@ -59,7 +59,7 @@ impl Menu {
     pub fn new() -> Menu {
         unsafe {
             let menu = NSMenu::alloc(nil).autorelease();
-            msg_send![menu, setAutoenablesItems: NO];
+            let () = msg_send![menu, setAutoenablesItems: NO];
             Menu { menu }
         }
     }
@@ -73,9 +73,9 @@ impl Menu {
         unsafe {
             let menu_item = NSMenuItem::alloc(nil).autorelease();
             let title = make_nsstring(&strip_access_key(text));
-            msg_send![menu.menu, setTitle: title];
+            let () = msg_send![menu.menu, setTitle: title];
             if !enabled {
-                msg_send![menu_item, setEnabled: NO];
+                let () = msg_send![menu_item, setEnabled: NO];
             }
             menu_item.setSubmenu_(menu.menu);
             self.menu.addItem_(menu_item);
diff --git a/druid-shell/src/mac/mod.rs b/druid-shell/src/mac/mod.rs
index 77a21a99df..e043f2eaf4 100644
--- a/druid-shell/src/mac/mod.rs
+++ b/druid-shell/src/mac/mod.rs
@@ -615,7 +615,7 @@ impl WindowHandle {
                     .init_str(NSWindowDidBecomeKeyNotification)
                     .autorelease();
                 let notif_center: id = msg_send![notif_center_class, defaultCenter];
-                msg_send![notif_center, addObserver:*nsview.load() selector: sel!(windowDidBecomeKey:) name: notif_string object: window];
+                let _: () = msg_send![notif_center, addObserver:*nsview.load() selector: sel!(windowDidBecomeKey:) name: notif_string object: window];
                 window.makeKeyAndOrderFront_(nil)
             }
         }
@@ -663,7 +663,7 @@ impl WindowHandle {
         if let Some(ref nsview) = self.nsview {
             unsafe {
                 let location = NSPoint::new(x, y);
-                msg_send![menu.menu, popUpMenuPositioningItem: nil atLocation: location inView: *nsview.load()];
+                let _: () = msg_send![menu.menu, popUpMenuPositioningItem: nil atLocation: location inView: *nsview.load()];
             }
         }
     }
@@ -779,7 +779,7 @@ impl<'a> WinCtx<'a> for WinCtxImpl<'a> {
                 Cursor::ResizeLeftRight => msg_send![nscursor, resizeLeftRightCursor],
                 Cursor::ResizeUpDown => msg_send![nscursor, ResizeUpDownCursor],
             };
-            msg_send![cursor, set];
+            let _: () = msg_send![cursor, set];
         }
     }
 
@@ -792,7 +792,7 @@ impl<'a> WinCtx<'a> for WinCtxImpl<'a> {
             let user_info: id = msg_send![nsnumber, numberWithUnsignedInteger: token];
             let selector = sel!(handleTimer:);
             let view = self.nsview.load();
-            msg_send![nstimer, scheduledTimerWithTimeInterval: ti target: view selector: selector userInfo: user_info repeats: NO];
+            let _: () = msg_send![nstimer, scheduledTimerWithTimeInterval: ti target: view selector: selector userInfo: user_info repeats: NO];
         }
         TimerToken::new(token)
     }