Revert "Wi-Fi drivers from 3.4.0 kernel"

This reverts commit 52fc65f2e3a99fcdc54c95db65fca9e99799da7b.

Conflicts:
	.gitignore
	drivers/net/wireless/bcmdhd/Makefile
	drivers/net/wireless/bcmdhd/bcmevent.c
	drivers/net/wireless/bcmdhd/bcmsdh_sdmmc.c
	drivers/net/wireless/bcmdhd/bcmsdh_sdmmc_linux.c
	drivers/net/wireless/bcmdhd/bcmwifi_channels.c
	drivers/net/wireless/bcmdhd/dhd.h
	drivers/net/wireless/bcmdhd/dhd_cdc.c
	drivers/net/wireless/bcmdhd/dhd_cfg80211.c
	drivers/net/wireless/bcmdhd/dhd_common.c
	drivers/net/wireless/bcmdhd/dhd_linux.c
	drivers/net/wireless/bcmdhd/dhd_sdio.c
	drivers/net/wireless/bcmdhd/dhd_wlfc.h
	drivers/net/wireless/bcmdhd/include/bcmsdpcm.h
	drivers/net/wireless/bcmdhd/include/bcmutils.h
	drivers/net/wireless/bcmdhd/include/bcmwifi_channels.h
	drivers/net/wireless/bcmdhd/include/epivers.h
	drivers/net/wireless/bcmdhd/include/proto/bcmevent.h
	drivers/net/wireless/bcmdhd/include/wlfc_proto.h
	drivers/net/wireless/bcmdhd/include/wlioctl.h
	drivers/net/wireless/bcmdhd/linux_osl.c
	drivers/net/wireless/bcmdhd/wl_android.c
	drivers/net/wireless/bcmdhd/wl_cfg80211.c
	drivers/net/wireless/bcmdhd/wl_cfg80211.h
	drivers/net/wireless/bcmdhd/wl_cfgp2p.c
	drivers/net/wireless/bcmdhd/wl_cfgp2p.h
	drivers/net/wireless/bcmdhd/wl_linux_mon.c
	drivers/net/wireless/bcmdhd/wldev_common.c
Reworked franco`s revert of 3.4 WIFI drivers

It borked our build and some old files were required.
net: wireless: bcmdhd: fixed changing the WiFi power mode

got borked during revert of wifi drivers

Conflicts:
	drivers/net/wireless/bcmdhd/Makefile
some housecleaning
makefile: removed EXTRAVERSION value
made a build script with zImage/boot.img options
build.sh: bit of cleanup
build.sh: added build mode zimage+boot.img and some cleanups
build.sh: minor fix
build.sh: added new linaro 4.7.3-2013.02.20130221