Merge pull request #21129 from guilherme-pg/bug1000323-force-reauth-when-disabling

Bug 1000323 - Reauthenticate the user when disabling Find My Device. r=gerard-majax
Bug 1039968 - [B2G][OTA] The icon order within pages is not preserved when there are collections
Bug 1034565 - CSSLint complains about CSS Variables r=vingtetun
Bug 1037256 - [Vertical Homescreen] Newly installed apps are placed into a new group if homescreen has been killed r=crdlc
Bug 1038326 - Fix layout issues with searchWindow and children. r=alive
Merge pull request #21853 from begeeben/1039931_replace__proto__

Bug 1039931 - [gaia][system] Replace __proto__ with Object.create, r=alive
Bug 982029 - [MMS/SMS] Display email in SMS/MMS Threads r=julien
Bug 994571 - [System2] Remove the pattern to return self in start()

* Remove 'var module = new Module().start()' pattern.
* Remove 'return this;' expression in start() function definitions.
Merge pull request #20902 from mcjimenez/bug1015930_v2

Bug 1015930 - Configure single variant bookmarks on first insertion of a valid SIM (r=bfrancis)
Merge pull request #21589 from azasypkin/bug-1034600-suggestions

Bug 1034600 - [Messages] Suggestions list is badly located. r=julien
Bug 1039948 - [System::StatusBar] Airplane mode icon update issues
Merge pull request #21826 from EverythingMe/1029977-b64toblob

Bug 1029977 - Do not use data-uris for collection backgrounds r=kgrandon
Bug 1036788 - Stop using origins to identify apps
Merge pull request #21852 from crdlc/bug-1039961

Bug 1039961 - [B2G][OTA] The migration process is performed twice if the...
Merge pull request #21858 from KevinGrandon/bug_1037256_icon_installation_location_2

Bug 1037256 - [Vertical Homescreen] Newly installed apps are placed into a new group if homescreen has been killed
Merge pull request #21632 from benfrancis/1035877

Bug 1035877 - Fix CSS for statusbar icon overflow r=alive
Merge pull request #21812 from empoalp/bug_1039199

Bug 1039199 - [Dialer] When you put the phone on your ear, tones are not...
r=etienne
Bug 1022575 - Received SMS store (without text) on check balance. Listening "ondelete" event for the deleted threads. r=julien
Bug 1024384 - [Flame] When changing default media storage from Internal to SD Card, the change is not effective till a power off cycle
Bug 1040068 - Inconsistency in [contacts] buttons