DynamoDS/Dynamo — pull request #2613 by Benglin (2014-10-03 15:39:30+00:00)
Title: Cross merging master changes into Revit 2015

Hi @junmendoza, could you make sure these are the right changes to merge into "Revit2015" branch? I know @theanh0512 changes are also in here, but please ignore those.