Fixes Bug 1061577, clears blocker for jshint in tests folder.
Bug 1063406 - [RTL] USB Storage status (e.g. Enabled/Disabled) is not correctly placed in RTL
Bug 1067860 - Throw error if keys of properties does not contain 'keyboard.' in keyboard sv json.
Bug 1053897 - Intermittent contacts/test/unit/views/list_test.js | Render contacts list Facebook Contacts List Search phrase highlightded correctly for first letter | Error: expected false to be true
Bug 1067992 - Add themeable permission to relevant gaia apps.
Bug 1022728 - Create a pref only build target
Bug 1042135 - Revert do not track preferences to be a simple on/off switch
Bug 1068467 - Action menu not show up after call screen ends
Bug 1003355-[Music]Handling 0 & 1 index values in advancedEnumerate mediadb API
Bug 1053672 - Refine the symbol panel.
Bug 1064648 - Hitting power button while the keyboard is invoked shows 1/2 of Homescreen
Bug 1055746 - Statusbar color inconsitency
Bug 1068098 - [Contacts] Deleting a comment on a contact causes all other comments to disappear on edit screen
Bug 1062168 - [Contacts] Not clearly Process when user does a search to set ICE contact,
Bug 1068204 - [Utility Tray] Cannot swipe left to dismiss notifications
Bug 1068611 - [Contacts] [Regression] When importing contacts from Gmail the last imported date is not updated
Bug 1061417 - [SMS] We don't properly discard the draft in some occasions r=azasypkin
Bug 973514 - Get rid of the dotted focus outline from Settings app sliders. r=ejchen
Bug 1062998 - Update signal icons when showing SIM Manager
Bug 1065877: prevent OOMs when editing, picking and sharing large images

address review comments