Revert "Bug 986329 - Fix test_settings_XXX.py with JavascriptException: TypeError: window.wrappedJSObject.Settings is undefined"

This reverts commit fab38c4384733c3eed51ceaec2787c7d5962dcd3.
Bug 986329 - Fix test_settings_XXX.py with JavascriptException: TypeError: window.wrappedJSObject.Settings is undefined
Bug 988399 - [B2G][Contacts] Contacts birthday set to January first incorrectly shows previous year
Bug 971553 - [System2] Instantiable SoftwareButtonManager r=alive
Bug 989104 - [email] allow for longer module load timeouts for background loads
Bug 984800 - [MADAI][Contacts] @2.25x assets update for Contacts
Bug 989274 - Update to new image and simplify commands as the result
Merge pull request #17751 from lightsofapollo/enable-branches

Update to new image and simplify commands as the result
Bug 989295 - [Camera] Fix SettingsController test breaking TBPL
Merge pull request #17596 from bebef1987/fix_set

Bug 986329 - Fix test_settings_XXX.py with JavascriptException:
Merge pull request #17696 from jmcanterafonseca/fix_bday_date_2

Bug 988399 - [B2G][Contacts] Contacts birthday set to January first inco...
Revert "Merge pull request #17744 from ian-liu/system2/bug964653_system_dialog_refactor"

This reverts commit 09fe38e11a1979567838bfbadb5122af61ae8dcf, reversing
changes made to e9442b73fd5c01c366457b9a4d52387453615f1e.
Merge pull request #17746 from arcturus/bug-984800

Bug 984800 - [MADAI][Contacts] @2.25x assets update for Contacts
Merge pull request #17755 from wilsonpage/bug/989295

Bug 989295 - [Camera] Fix SettingsController test breaking TBPL
Bug 969553 - updated the styling and markup for common tabs. r=arnau
Bug 987607 - [Camera][Madai] Gallery/Preview the UI takes too long to appear
Revert "Bug 988519 - [Camera] Improve localization" for gaia-unit test failures

This reverts commit 5f3874235f25e0cfdcaf3af239f8238b34426461.
Revert "Bug 984800 - [MADAI][Contacts] @2.25x assets update for Contacts"

This reverts commit 7e1778e27c0af3add5cc6853b48aae045726ece1.
Merge pull request #17671 from yzen/969553

Bug 969553 - updated the styling and markup for common tabs.
Merge pull request #17759 from dmarcos/bug987607

Bug 987607 - [Camera][Madai] Gallery/Preview the UI takes too long to ap...