Merge pull request #693 from Gravecorp/master

Load fonts in the serializer.
Added file watcher to cache provider for hot swapping
Fixed fonts not being added to serializer
Added Font entity to project.
Made set list order by name.
Makes file watcher unregister event handlers on dispose.
Finished hot loading part.
Images in deck editor work again, and all properties appear to be bound too.
Dragging kinda works
CardExtensionMethod pictures return properly now.
Made observable versions of Section,Deck,MultiCard
Made deck editor update visually due to observable change.
Fixed up the proxygen part of game.xsd
added proxygen doc.