Unichrome X release 30 is out.

Important information:
- XvMC now requires DRM 2.4.0
- Panel and TV will now only allow 60Hz

Changes:
- up to date with the latest DRI/DRM
- fixes YUV2 issue alloc/free issues, increased overlay height to 1200
- vt162x support is somewhat abstracted and modetables have been reduced severely.

Code Contributors: Thomas Hellstrm, Alan Hourihane, Terry Lewis, Andreas Robinson, Luc Verhaegen.