Serious re-write

MVVM implementation
Merge branch 'master' of https://github.com/frickinjason/CopyToUSB

Conflicts:
	CopyToUSB/CopyToUSB/CopyToUSB.csproj
	CopyToUSB/CopyToUSB/Model/USBDrive.cs
	CopyToUSB/CopyToUSB/View/MainWindow.xaml
	CopyToUSB/CopyToUSB/View/MainWindow.xaml.cs
	CopyToUSB/CopyToUSB/ViewModel/DriveDetectorEventArgs.cs
	CopyToUSB/CopyToUSB/ViewModel/DriveList.cs
	CopyToUSB/CopyToUSB/ViewModel/FileCopy.cs