adding cmdline governor control

Signed-off-by: Bryan Smith <zarboz@gmail.com>
enabling -Ofast

Signed-off-by: Bryan Smith <zarboz@gmail.com>
Linaro -O3 fixes

Signed-off-by: Bryan Smith <zarboz@gmail.com>
lazy -Ofast fixes

Signed-off-by: Bryan Smith <zarboz@gmail.com>