Bug 843602 - Refactor OAuth Flow 2.0 components to enable other services apart from FB
[Bug 842062] e.me - replace dump() with console.log()  [r=crdlc]
Bug 818765 - cache screenshots in WindowManager.
Merge pull request #8281 from EverythingMe/log-debug

[Bug 842062] e.me - replace dump() with console.log()  [r=crdlc]
Merge pull request #8251 from KevinGrandon/bug_818765_task_switcher

Bug 818765 - Task switcher performance updates
Merge pull request #8242 from jmcanterafonseca/contacts_hotmail

Bug 843602 - Refactor OAuth Flow 2.0 components to enable other services...
Bug 844029 - [music] Hide all pages before startup and lazily load Player.js
Merge pull request #8265 from dominickuo/music-performance-tuning

Bug 844029 - [music] Hide all pages before startup and lazy load Player.js, r=djf
Bug 838104 - Customize poweron animation.