Bump to v1.2

Author: MikkCZ

manifest.json

@@ -2,7 +2,7 @@
   "manifest_version": 2,
   "name": "__MSG_extensionName__",
   "description": "__MSG_extensionDescription__",
-  "version": "1.1.1",
+  "version": "1.2",
   "author": "Michal Stanke",
   "icons": {
     "16": "mail-16.svg",