Android, AsyncWait: Use poll() instead of peek(), for less CPU usage.
Also, the function never threw InterruptedException.

Conflicts:

	runtimes/java/platforms/androidJNI/AndroidProject/src/com/mosync/internal/android/MoSyncNativeUI.java

Action bar PROPERLY removed.
Merge pull request #476 from fredrikeldh/master

MOSYNC-3111