[lightdm-mir-bzr] Removed: lightdm-ubuntu has Mir support
[qt5-sensors-git] Removed: qt5-sensors in extra repo
[README] xorg-server 1.13.x will no longer be required after upcoming commits
Merge branch 'master' into tracker-unity-system-compositor-bzr
[unity-system-compositor-bzr] Jenkins autocommit: (job: UNFA-4.0-Track-unity-system-compositor-bzr; build no.: 14)