[nox11] Remove x11 module to fix building without X11
Merge pull request #129 from nemomobile/nox11

[nox11] Remove x11 module to fix building without X11
[lipstick] Upate wayland compositor stub for Qt 5.2 changes.
[lipstick] Make buildable against Qt 5.2

Done-with: Michael Brasser
[lipstick] fix security hole in devicelock
Merge pull request #132 from rainisto/master

[lipstick] fix security hole in devicelock
[lipstick] Emit volume change signals only when the volume has actually changed