Bug 991949 - Cell broadcast ETWS messages show undefined

ETWS messages without a message body use a canned body depending on the
warning type.

Change-Id: I25491fd85894d334bd6a9ab63105379de495ef2a
Add dom.mozApps.use_reviewer_certs preference toggle
Bug 1023146 - [Flame][Settings] - Wifi image update
Bug 1022746 - Remove requestAnimationFrame from FontSizeUtils to fix frames falling back to sync panning and zooming. r=vingtetun
Bug 997240 - added proper screen reader semantics to the homescreen's pagination bar.
Bug 1010412 - [Flame] Wallpapers are Fuzzy r=patryk
Bug 1020588 - [ringtones] Update the ringtone app's icon
Bug 1026414 - [Flame][Settings] - Fuzzy keyboard icons
Bug 1023777 - [B2G][Calendar] Account warning icon is bigger than it should
Bug 1024940 - [Settings] Permissions that are explicit for privileged or web apps are not shown on Settings -> Apps permissions
bug 1021857 - Ensure z-index for AttentionScreen makes it top-most.
Bug 1016429 - [Settings] Fix unit tests with a newer mocha r=cctuan
Bug 1023266 - Make the Mobile ID API privileged. r=arthurcc
Bug 1013201 - Add in-tree config file for gaia build options used in TBPL, r=zac
Bug 1017333 - Clear notifications when we open the call log

Also don't clear notifications when we reopen the dialer app on another tab
Bug 1026846: require the type parameter for FL app view activity
Bug 1024779 - [ringtones] edge gestures doesn't work
Bug 1023784 - [7715][calendar] create/modify/view event L10n
Bug 1027185 - [email] switch manifest type back to certified
Bug 1025633 - Update l10n ID of keyboard aria labels