Bug 930624 - Bluetooth unpair device: fix localizability of "Confirmation" title

Add data-l10n-id to title and add string to en-US properties file
Bug 926105
Bug 815093 - Compose activities returning to caller app r=julien
Bug 927784 - [Messaging][Forward] Implement forward logic. r=rwaldron,julienw
Bug 933402 - Remove b2g in really-clean target
Bug 890225 - Made "Clear All" not visible when there are no notifications
Bug 912020 - Save to settings DB when leaving the panel
Bug 932250 - Write a test for context menu activity picker

Conflicts:
	tests/python/gaia-ui-tests/gaiatest/apps/ui_tests/app.py
Merge pull request #13188 from AndreiH/bug932250

Bug 932250 - Write a test for context menu activity picker
Merge pull request #12863 from tomleese/bug890225

Bug 890225 - Made "Clear All" not visible when there are no notifications, r=timdream
Bug 919927 - [Permission] use permissions instead of permission/option/options
Bug 932795 - remove unused systemXHR permission. r=daleharvey
Merge pull request #12885 from crh0716/912020

Bug 912020 - Save to settings DB when leaving the panel r=evelyn
changed logic of is_app_installed, Bug #931865
Bug 929492 - Stop manually copying properties of Contact objects. r=bkelly
Merge pull request #13293 from stupchiy/issue_931865

Bug 931865 - gaia test is_app_installed doesn't check the last page of apps
Bug 932607 - Adding Macedonian keyboard layout
Merge pull request #13187 from borjasalguero/uk_v1.2_sprint4_forwad_logic

Bug 927784 - [Messaging][Forward] Implement forward logic. r=rwaldron,julienw
One click auto enhance for gallery images
Add truncation to avoid MMS filename limitation r=rwaldron