Merge branch 'master' into Revit2015
Separated code completion queries into CodeCompletionServices
Added comments
addressed review comments
Initializing CodeCompletionServices for every newly imported library
Move atg\Associative and atg\Imperative to legacy folder
Clean up temp files
Remove DependencyPass from project file
Remove .snk file from ProtoImpertive and ProtoAssociative project
Clean ProtoScript
Merge branch 'master' of https://github.com/DynamoDS/Dynamo into fixCompletionTests
added new file to project
Added code completion APIs and comments for APIs
Merge pull request #2870 from aparajit-pratap/fixCompletionTests

Separated code completion queries into CodeCompletionServices
Merge pull request #2879 from ke-yu/engine_cleanup

Engine cleanup: move legacy code and delete temp files
release event handlers
Merge pull request #2883 from ke-yu/realease_eventhandler

Release event handlers
Merge remote-tracking branch 'upstream/Revit2015' into Revit2015
Merge branch 'master' into Revit2015
Merge pull request #2885 from ke-yu/Revit2015

Cross merge master into Revit2015