Changed target framework to .NET 3.0 to have WPF support
Added WPF & C# ProjectTypeGuids in csproj
Added a main window + some clean-up
Open/close gui from the systray icon
Merge remote-tracking branch 'origin/full-rewrite' into full-rewrite-wpf

Conflicts:
	src/gui.designer.cs
	src/main.cs
Add some controls to the gui, no logic behind yet
Switch class and method naming scheme to Pascal case.
Use / as the path separator in resource file.
Do not process injected key events.