[liptick] Fix the tests again
Merge pull request #208 from giucam/multitouch

[lipstick] Properly filter out multitouch events
Merge pull request #207 from giucam/master

[liptick] Fix the tests again
[lipstick] Don't raise or lower unmapped windows

The category or other property of the window may not be set yet,
producing unwanted behavior.
Merge pull request #209 from giucam/master

[lipstick] Don't raise or lower unmapped windows
Add a protocol to be used by Alien
Use a surface operation to enable sending oom score events