Added QuickbarView as startup window.
Implemented basic ContactList and Chat functionality (contact list and receiving messages are now working).
Some experimental stuff including a DummyMessengerService for testing.
Some more work on Quickbar (shows up the ContactList and available Chats).
Moved all models to DesktopMessenger.Common.
Added DelegateCommand and removed all previous Commands.
Some minor bug fixes and changes.
-Changed WindowStyle=None and AllowTransparency=True.
-Added exitBtn to QuickbarView.
-Other UI changes
Changed WindowStyle=None and AllowTransparency=True.
Added exitBtn to QuickbarView.
Other UI changes
Changed WindowStyle=None and AllowTransparency=True.
Added exitBtn to QuickbarView.
Other UI changes
Fixes for last commit
Removed unused References from DesktopMessenger.csproj.
Changed all references from "Application" to "App".
Some code cleanups and standardizing.
Started code refactoring before merging to master.
Some more code refactoring before merging to master.