Merge pull request #9004 from jmcanterafonseca/perf_import

Bug 856618 - [Import] Improve responsiveness in select / deselect all op...
Bug 859235 - Adding detection for already loaded DOM
Bug #842558 - Tapping status bar rapidly causes utility tray to fully slide out. r=timdream
Merge pull request #8989 from basiclines/hidpi-support-wallpaper

Bug 830644 - [wallpaper] Support WVGA and other non-HiDPI screen dimensions and resolutions
Merge pull request #9014 from benfrancis/857177

Bug [Bug 857177] [Browser] add storage permission
Bug 859263 - The opacity part of the animation when applications starts takes around 50ms and are is not visible. r=etienne
Merge pull request #9039 from vingtetun/window_manager_no_opacity

Bug 859263 - The opacity part of the animation when applications starts ...
Bug 815083 - Replace gallery delete confirm() call by CSS based window. r=davidflanagan
Merge pull request #8190 from comoyo/utility_tray_tap

Bug 842558 - Tapping the top of the screen causes the utility tray to appear and slide out immediately. r=timdream
Merge pull request #8941 from borjasalguero/bug_thread_id_rebased

Bug 851032 - [SMS] Receiving a new message it's not properly threaded r=...
Bug 804166 - [Settings] Device Storage Memory Usage Bar Needs Redesign
Bug 826537 - [B2G][Settings] APN settings: Avoid reentering custom APN settings. r=kaze
Bug 834534 - [HotSpot] Add 'show password' functionality to HotSpot Settings. r=arthurcc
Bug 858118 - [system] fix and reenable unit tests for update manager r=etienne

- fix updatable tests and use the new mocks helper
- reenable update tests without any more change as I couldn't make them fail.
Feel free to disable again if this intermittently fails after all.
- fix lockscreen test for various firefox versions
 Bug 858920 - [l10n][fr] Update fr locale on github
Bug 837193 - At update, after a downloaderror, we should check the downloadAvailable property r=etienne

If downloadAvailable is false after an error, it means the error is
unrecoverable and we don't want to bug the user until the next update check.
Merge pull request #9029 from TheoChevalier/l10n-update

 Bug 858920 - [l10n][fr] Update fr locale on github, r=stas
Bug 830644 - [FTU][Hidpi]Support high resolution devices
Merge pull request #8712 from comoyo/contacts_timing

Bug 852516 - Fix timing issues in contacts app (initial load). r=albertopq
Merge pull request #9040 from jaoo/826537

Bug 826537 - Avoid reentering custom APN settings, r=kaze