RevitWatchHandler should be initialized with instances of IVisualizationManager and IPreferences
Remove OnEvaluationCompleted method in DynamoRevitModel - it doesn't do anything in the new world
Remove ElementNameStore from DynamoRevitModel - also completely unused
Remove DynamoRevitModel.InIdleThread - unused
Remove more dead code
Rename VisualizationManagerRevit to RevitVisualizationManager, provide reference to DynamoModel when instantiating
Kill RevitSettings