Set RevitDynamoModel and create test scheduler.
Merge pull request #2684 from DynamoDS/DynamoRevitTestsAndScheduler

Set RevitDynamoModel and create test scheduler.
Build fix for missing "DynamoRevit.RevitDynamoModel" property
Merge pull request #2689 from Benglin/master

Build fix for missing "DynamoRevit.RevitDynamoModel" property
Enabled scheduler, categorized three know test cases as failure
Merge pull request #2691 from Benglin/master

Enabled scheduler, categorized three known test cases as failure
Patch in changes
Merge pull request #2698 from DynamoDS/reenableUpdateFix

Patch in changes for 'Fix for Selection nodes not remaining in sync with Document'
Merge remote-tracking branch 'origin/master' into Revit2015

Conflicts:
	test/Libraries/Revit/DynamoRevitTests/DynamoRevitTests.cs
Merge branch 'Revit2015' of https://github.com/DynamoDS/Dynamo into Revit2015

Conflicts:
	test/Libraries/Revit/DynamoRevitTests/DynamoRevitTests.cs