glcompbench: Create 2012.08 version

glcompbench is a benchmark tool for GL(ES)2 based
compositing operations

Signed-off-by: Lauren Post <lauren.post@freescale.com>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>