Issue 5482 - Sidebar and about ABP dialog

locale/en-US/new-options.json

 {
   "options_page_title": {
     "description": "Options page title",
     "message": "Adblock Plus Options"
   },
   "options_page_title": {
     "description": "Page title in navigation sidebar",
     "message": "Settings"
   },
   "options_tab_general": {
@@ skipping 341 matching lines @@
     "message": "Get in touch"
   },
   "options_social_description": {
     "description": "'Get in touch' section description in Help tab",
     "message": "Have a question or a new idea? We're here to help."
   },
   "options_email": {
     "description": "Email label in Help tab",
     "message": "Email:"
   },
+  "options_dialog_about_title": {
+    "description": "Title of about ABP dialog",
+    "message": "About Adblock Plus"
+  },
   "options_dialog_about_version": {
     "description": "Version information in 'about Adblock Plus' modal dialog ",
     "message": "Version number $version$",
     "placeholders": {
       "version": {
         "content": "$1",
         "example": "2.6.7"
       }
     }
   },
@@ skipping 121 matching lines @@
   },
   "options_language_ro": {
     "description": "Language name shown in add language modal dialog",
     "message": "Romanian"
   },
   "options_language_ru_uk": {
     "description": "Language name shown in add language modal dialog",
     "message": "Russian and Ukrainian"
   }
 }