Optimize
This will heavily optimize the kernel build, GPU, ARM, etc. Should be able to build with GCC's 4.7+ to 4.10 SM or Linaro

Signed-off-by: Jean Francis Dominique S. Mabalot <jmabalot@google.com>
use default config
Signed-off-by: Jean Francis Dominique S. Mabalot <jmabalot@google.com>