Fix hard crash of Revit on Dynamo crash
First try
Return null when geob fails
Merge pull request #3038 from pboyer/FaceTransFix

MAGN-4753: Geometry in wrong place for some FamilyInstances when obtained from GetGeometryObjectFromReference
Merge pull request #2996 from pboyer/SaveAsCrash

Fix hard crash of Revit on Dynamo crash
Merge remote-tracking branch 'origin/master' into MAGN-5054