Fix MAGN-2523 Revit Elements not cleaned up after initial failure of the element creation node
Toggle and highlight assemblies that are node libraries
Fixes MAGN-4817. Simplified convesion from a Autodesk.DesignScript.Arc to a Revit Arc, using 3 point constructor.
Fix MAGN-5027 Dynamo doesn't notice changes to levels in Revit
Deserialize/serialize node library names
Update installed packages UI to represent masked packages
Merge branch 'master' into MAGN-4817
Added test case for tilted arc
Fix mistake in HasAuthenticator
Various minor fixes
Move one utility function to RevitServices
Removed "NodeViewModel.OldValue" property
Removed "EngineController.GetStringValue", it's not referenced
Update one test case
First pass
UI cleanup of search
Various performance improvements/tweaks
Misc cleanup
fix for flaky excel tests
Fixed deadlock in Watch3DView.VisualizationManagerRenderComplete