Port 965593062 to xperia z
This enables us to use the unpatched AOSP hwcomposer repo

Google MSM commit:
commit 965593062c97917117c0142081cf9285ed35fa29
Author: naseer <naseer@codeaurora.org>
Date:   Fri Jun 28 16:50:22 2013 -0400

    msm: mdp: Update sync pt. behaviour

    Add a retire fence and clean up the existing release fence
    implementation

    Signed-off-by: Naseer Ahmed <naseer@codeaurora.org>
refresh headers after build finished

Conflicts:
	_build.sh