trebuchet: fix custom home transition effect

Change-Id: Ie9d24fd40a2c60834cd4e69564bbb59224b32cb9
Signed-off-by: Jorge Ruesga <jorge@ruesga.com>
Merge "trebuchet: fix custom home transition effect" into cm-11.0
Merge branch 'cm-11.0' of https://github.com/CyanogenMod/android_packages_apps_Trebuchet into cd-4.4