bcmdhd: fix wifi power in standby

[Experimental!]
[Orig patch: https://github.com/kgp700/exyroid-sgs2-jb/commit/fd507f69ea07fcd826e75aa5b2fc69cd9acbc43e]

Signed-off-by: dh-harald <github@criminal.hu>
bcmdhd: Hack for allow module to load nvram and firmware correctly

Signed-off-by: dh-harald <github@criminal.hu>
Fix for wifi tether

With his fix, no need to change anything in libhardware_legacy.
Make sure, you have initial values, like in this commit:
https://github.com/dh-harald/android_kernel_samsung_codina/commit/4dc2105e8d9b6aebc3a4dcb53a8683c7751a2563