Remove cameradata files

Conflicts:
	device-vendor-blobs.mk
	proprietary/cameradata/datapattern_420sp_T679.yuv
	proprietary/cameradata/datapattern_front_420sp_T679.yuv
Updated vidc firmware from SPH-M840 (a.k.a galaxy prevail 2)

* Galaxy prevail 2 is first msm7x30/8x55 based phone which have 3.4.0
  stock samsung kernel
* I think we can more dig this phone maybe we can find somethings useful
Updated libaudioalsa.so from SPH-M840
Add OMX lib for hardware MP3 playback

Conflicts:
	device-vendor-blobs.mk