Bug 843855: Reduce the delay between the unlock action and start of the transition from 1000ms to 500ms
Bug 853351 - Support saving video and audio files
Bug 857944 - IMEI check. It is necessary to press SEND key after dial the code *#06#. r=etienne

Unit tests

Fix linter errors

Address review feedback. Use makeCall
Merge pull request #8840 from crh0716/853351

Bug 853351 - Support saving video and audio files. r=benfrancis, a=leo+
Bug 848637 - When switching between 'Add contact' screen and home screen, black horizontal lines appear
Merge pull request #8253 from zbraniecki/bug843855

Bug 843855: reduce the time between unlock tap and unlock transition from 1000ms to 500ms, r=timdream
Merge pull request #8996 from ferjm/bug857944.getimei

Bug 857944 - IMEI check. It is necessary to press SEND key after dial th...
Merge pull request #9059 from albertopq/contacts-weird-line

Bug 848637 - When switching between 'Add contact' screen and home screen, black horizontal lines appear