imported patched binary for hostapd

http://blog.rotzoll.net/2013/04/raspberry-pi-wlan-access-point-einrichten-mit-realtek-8188cus-usb-wlan-adapter/
gitignored some files
working config so far: wifi and dhcp
swapped binary patching to standalone target, added kmod check
renamed main target, made service restarts more robust
added minimal documentation
activated captive portal, all www requests will be redirected to 10.0.0.1
added warning about patched binary installation