Merge pull request #177 from Vesuri/windowpixmapitemfix

[lipstick] Use QPointer for LipstickCompositorWindow to avoid referencing dangling pointers
Bump version
[lipstick] Make call active information available for volume control
[lipstick] Add display dimmed information to the compositor
Merge pull request #179 from Vesuri/callactive

[lipstick] Make call active information available for volume control
Fix typo in variable name
Bump version
Merge pull request #178 from Vesuri/displaydimmed

[lipstick] Add display dimmed information to the compositor
Bump version
[lipstick] Move the compositor D-Bus service to org.nemomobile.compositor
Bump version
Port lipstick to the lastest QtWayland API
Implement the sailfish_shell protocol
Add a protocol to be used by Alien
Make sailfish_shell and alien_manager share a common base