Switch to MahApps.Metro for UI
Update Icon style
Update MainWindow

Add settings flyout, allow dynamic window text, support reloading the
recognizer if it fails to load correctly without restarting the
application.
Tabify App.xaml
Cosmetic changes to MainWindow
Allow changing of confidence margin
Merge branch 'development' into feature/ui

Conflicts:
	Articulate/Components/VoiceRecognizer.cs
	Articulate/MainWindow.xaml
	Articulate/MainWindow.xaml.cs
Final cleanup of changes
Update AssemblyInfo