* move kernel video related modules to a separate "Video Support" submenu and video.mk file
* rename kmod-videodev to kmod-video-core
* prefix all video modules with kmod-video-
* add missing dependencies on USB support
* rename kmod-usb-qc to kmod-video-quickcam
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8806 3c298f89-4303-0410-b956-a3cf2f4a3e73
