Add Remiros' Groundcover (#109)

* Add plugin
  * To 'Modding Tools - Resources' section
    * Resources for distant land gen.
  * https://www.nexusmods.com/morrowind/mods/46733

* Add `moddingPlugin` message
  * Should only be active when generating distant land.

masterlist.yaml

@@ -494,6 +494,13 @@ plugins:
       - name: 'Patch for Purists - Dialogue Inconsistencies.esm'
 
 ###### Modding Tools - Resources ######
+  - name: 'Rem_(A[CILT]|BC|GL|LOCM?|RR|Solstheim|VM|WG)(_TR)?\.esp'
+    url:
+      - link: 'https://www.nexusmods.com/morrowind/mods/46733/'
+        name: 'Remiros'' Groundcover'
+    msg:
+      - <<: *moddingPlugin
+        condition: 'active("Rem_(A[CILT]|BC|GL|LOCM?|RR|Solstheim|VM|WG)(_TR)?\.esp")'
 
 ###### Modding Tools - Generated Files ######
   - name: '(Merged Objects|multipatch)\.esp'