show how to persist data between restarts (#209)

quicknote/manifest.json

@@ -2,7 +2,7 @@
 
   "manifest_version": 2,
   "name": "Quicknote",
-  "version": "1.0",
+  "version": "1.1",
 
   "description": "Allows the user to make quick notes by clicking a button and entering text into the resulting popup. The notes are saved in storage. See https://developer.mozilla.org/en-US/Add-ons/WebExtensions/Examples#quicknote",
   "icons": {
@@ -11,7 +11,7 @@
 
   "permissions": [
     "storage"
-  ], 
+  ],
 
   "browser_action": {
     "default_icon": {
@@ -19,5 +19,12 @@
     },
     "default_title": "Quicknote",
     "default_popup": "popup/quicknote.html"
+  },
+
+  "applications": {
+    "gecko": {
+      "id": "quicknote-example@mozilla.org"
+    }
   }
+
 }