dedupe soft video codecs

Remove superfluous ffmpeg decoders for codecs that can be handled
by OMX.google

Change-Id: Ib3648ab85a1df096bc94b8809eaec8f80687984d
Update usb IDs and remove usbnet to fix windows adb driver install

Change-Id: If63309181c62816c5946af6f891169dac71d733b
make device encryptable

Change-Id: I61e4ec5659ee8338cbc9a68c4a93b6b7aeff4c97