Clear render pakcage for node that moved to custom workspace
Add regression test case
Update test case name
Merge pull request #3280 from ke-yu/fix_magn5165

Clear render pakcage for node that moved to custom workspace
Resolve merge issues
Merge branch 'master' of https://github.com/DynamoDS/Dynamo into DynamoRevit2014

Conflicts:
	src/DynamoCore/Core/NodeCollapser.cs
	test/DynamoCoreUITests/VisualizationManagerUITests.cs
remove core specific test content, not needed for DynamoRevit branches
Merge pull request #3319 from Conceptual-Design/DynamoRevit2014

Merge branch 'master' of https://github.com/DynamoDS/Dynamo into DynamoRevit2014