add debug.egl.recordable.rgba8888=1 (johnnyslt)

This fixes at least CSR Racing starting only a black screen.

http://forum.xda-developers.com/showpost.php?p=50820916&postcount=2301

Change-Id: Ia28b6ac14530253cb46f2d9bb2fa9d2e07de141a
Merge branch 'cm-11.0' of https://github.com/Mustaavalkosta/android_device_htc_msm7x30-common into cd-4.4