add qtaguid modules backported by T.Pruvot, TODO: use Kconfig

Signed-off-by: skrilaxcz <skrilax@gmail.com>
Add support for qtaguid properly (left disabled for now)
Update defconfig (netfiler options)
Fix issues with overclock and make PVR use ES1.2 clocks by default
Update bootloader in the default cmdline
Fix section mismatch