Bug 974926 - Rename _panels to _registeredPanels in Home.jsm (r=margaret)
Bug 975357 - Initialize HomeConfigInvalidator in GeckoApplication.onCreate() (r=margaret)
Merge mozilla-central to fx-team
Bug 972822 - Australis - persist the currentset attribute correctly when appending tabgroups button, r=dao

--HG--
extra : rebase_source : 0ab7c084e40e2ec6ebf17229197ff7c26da5396c
Bug 908440 - Add type checks to prevent non string values from being saved. r=ttaubert
Bug 963835 - B2G fixes for FxA client handle incorrect capitalization in emails. r=ferjm
Bug 970337 - Switch Help->Submit feedback to use a product url. r=mak
Bug 974001 - Allow HelperApps to return results if requested. r=wesj
Bug 965527 - Further AsyncShutdown error reporting for OS.File. r=yoric
Bug 967507 - [OS.File] Add |path| for error-reporting. r=Yoric
Bug 974229 - Remove unused star-button. r=Dao
Bug 974990 - hawk request to access lang prefs as infrequently as possible. r=rnewman

--HG--
rename : services/common/hawk.js => services/common/hawkclient.js
rename : services/common/tests/unit/test_hawk.js => services/common/tests/unit/test_hawkclient.js
Merge mozilla-central and fx-team
backout 95849d209a1f (Bug 975525) for crashes. r=backout
Bug 973191 - DevTools themes - In sidebar dock mode, some splitters are dark in light theme;r=vporof
Bug 975975 - Remove apparently obsolete Metro TextSelection code, r=jimm
Bug 975372 - make Australis' customizeMode's undoReset not error out at the end when the gSavedState is null, r=jaws
Bug 974819 - don't reset Australis' TabsToolbar collapsed state, add UI migration to fix this in existing profiles that may have used reset() since this was done, r=mconley
Bug 975792 - ContentProvider tests don't clean up their cursors. r=nalexander
* * *
Bug 975792 - Follow-up: attempting to fix bustage that only appears on tinderbox. a=test-only
* * *
Bug 975792 - Follow-up: y u fail, test?
Bug 963249 - Override MenuItemsAdapter#areAllItemsEnabled to always be true. r=wesj