Back to gcc 4.7

GCC 4.8 causes a nasty crash when rendering lens blur

Change-Id: I3aea098eeb1aa36fbb6b156dc12982dd13c34c06
Signed-off-by: Evan Anderson <evan@thelinuxman.us>
Merge "Back to gcc 4.7" into kitkat

Change-Id: Ic437b85a1d5bb98b16c07f8b21d466440faa44d5