Alphabetize manifest entries

Author: cpeterso

src/manifest.json

@@ -1,9 +1,9 @@
 {
-  "manifest_version": 2,
-  "name": "__MSG_extensionName__",
   "default_locale": "en",
   "description": "__MSG_extensionDescription__",
   "homepage_url": "https://addons.mozilla.org/firefox/addon/open-page-in-private-window/",
+  "manifest_version": 2,
+  "name": "__MSG_extensionName__",
   "version": "0.6.0",
 
   "applications": {
@@ -12,10 +12,6 @@
       }
   },
 
-  "icons": {
-    "48": "icon.svg"
-  },
-
   "background": {
     "scripts": ["background.js"]
   },
@@ -25,6 +21,10 @@
     "default_icon": "icon.svg"
   },
 
+  "icons": {
+    "48": "icon.svg"
+  },
+
   "permissions": [
     "activeTab",
     "contextMenus"