add some methods to control video and player
Merge branch 'master' of https://github.com/adry84/mipcube2013

Conflicts:
	VideoSwitcherMIP.v11.suo
	VideoSwitcherMIP/MainWindow.xaml.cs
	VideoSwitcherMIP/bin/Debug/VideoSwitcher.exe
	VideoSwitcherMIP/bin/Debug/VideoSwitcher.pdb
	VideoSwitcherMIP/obj/Debug/MainWindow.g.cs
	VideoSwitcherMIP/obj/Debug/MainWindow.g.i.cs
	VideoSwitcherMIP/obj/Debug/VideoSwitcher.exe
	VideoSwitcherMIP/obj/Debug/VideoSwitcher.pdb