Merge pull request #24353 from arcturus/bug-1071722

Bug 1071722 - [Contacts] Remove non necessary scripts from the critical path r=jmcf
Bug 1069974 - [Contacts] [ICE] Deleting ICE Contact 1 makes ICE Contact 2 to promote to position 1·
Bug 1072029 - Notifications layout should not be empty or misaligned in Arabic.
Bug 1071707 - Remove browser dependency from marionette tests r=Cwiiis
Bug 1071942 - Do not hide statusbar opacity when rocketbar is focused r=alive
Merge pull request #24359 from KevinGrandon/bug_1071942_rocketbar_fullscreen_visibility_regression

Bug 1071942 - Do not hide statusbar opacity when rocketbar is focused
Merge pull request #24313 from cctuan/1070843

Bug 1070843 - [Text Selection] Selection bubble is shown when launch message app
Merge pull request #24330 from jmcanterafonseca/positions_ice_contacts

Bug 1069974 - [Contacts] [ICE] Deleting ICE Contact 1 makes ICE Contact 2 to promote to position 1
Bug 1067234 - [ICE Contacts] Create an integration test for bug 1062595 (confirm window when deleting phone numbers)
Merge pull request #24373 from comoyo/bug1053647

Bug 1053647 - delete space when reverting an autocorrection and don't insert space when user selects a word suggestion. r=janjongboom
Merge pull request #24164 from sv99/1069184

Bug 1069184 - [ftu] unittest navigation_test.js incorrect using assert.include for testing existing object property. r=sfoster
Bug 1067435 - Homescreen grouping. r=crdlc,kgrandon

Everything is in a group, dividers act as group separators.

Features:
- Rearranging groups
- Expanding/collapsing groups
- Creating new groups between groups
- Saving/restoring collapsed state
Bug 1067435 - Add unit tests for GaiaGrid group feature. r=kgrandon,crdlc
Bug 1067435 - Add a setting for homescreen app-grouping. r=kgrandon,crdlc
Merge pull request #24131 from EragonJ/bug-1061621

Bug 1061621 - When creating screen lock passcode, passcode doesn't match...
Bug 1072392 - Optimising AppWindow#render with a contextual fragment.
Bug 964037 - (gaia-rtl) Support RTL for Lockscreen App
Bug 1067356 - Changing notifications font-size
Merge pull request #24270 from albertopq/1067356-notifications-font

Bug 1067356 - Changing notifications font-size r=gmarty
Bug 1069243 - Dont prefetch favicons for history. r=kgrandon