Create IVisualizationManager interface.
Refactor DynamoViewModel to be created outside of controller.
Update all DynamoController constructor signatures to remove DynamoViewModel type parameter.
MAGN-3006. Port RayBounce node.
Migrate RayBounce.
Merge branch 'master' of github.com:DynamoDS/Dynamo

Conflicts:
	src/DynamoCore/Core/DynamoController.cs