Merge pull request #23293 from KevinGrandon/bug_1054556_popup_page_height

Bug 1054556 - Fix page height for popup windows
Merge pull request #23284 from KevinGrandon/bug_1058270_change_browser_role

Bug 1058270 - Hide the browser app by changing role to system
Merge pull request #23011 from sfoster/bug-1047143-active-app

Bug 1047143 - close aps entering task-manager, exitToApp to open/restore. r=alive
Bug 1056884 - Implement special expanded Rocketbar state for browser start page
Revert "Revert "Bug 938171 - Browser Bookmark Migration to Homescreen in Gaia""

This reverts commit d35f1c9a22c87e96f0289135955f7316900de6ab.
Revert "Revert "Bug 938171 - Add app_migrator module include to bootstrap unit test""

This reverts commit 0acb88a5663af1fa4ec8beb84b7cb657acba19b2.
Bug 938171 - Add MockVersionHelper to bootstrap test for app_migrator module
Bug 1051850 - In non-default locale scenario, delay MO init until l10n is ready
Merge pull request #23279 from zbraniecki/1051850-delay-MO-init-until-ready-for-non-default-locales

Bug 1051850 - In non-default locale scenario, delay MO init until l10n is ready. r=stas
Merge pull request #23281 from benfrancis/1056884

Bug 1056884 - Implement special expanded Rocketbar state for browser start page r=kgrandon
Bug 1050381 - Support accessibility edge gestures.
Bug 1054979 - Do not show overflow menu for apps
Bug 998464 - Show error if network goes offline during FxA flow. r=borjasalguero
Bug 1057670 - Change title displayed in collapsed rocketbar within apps r=benfrancis
Merge pull request #23294 from qdot/revert-revert-938171

Revert revert 938171
Bug 1056882: no cross-origin imports, r=kgrandon
Merge pull request #23285 from benfrancis/1054979

Bug 1054979 - Do not show overflow menu for apps r=alive
Revert "Bug 1047143 - close aps entering task-manager, exitToApp to open/restore"

This reverts commit 1d9a8cf867f281d7ab22402f246bac48d0980c33.
Bug 1056096 - Camera preview stream is blurry on some hardware
Merge pull request #22934 from eeejay/bug-1050381

Bug 1050381 - Support accessibility edge gestures. r=etienne