Moved static highlighting rule function to CodeBlockUtils class
Moved custom color class to CodeBlockUtils
Fix test cases in ReferencePointTests
Merge pull request #2558 from Benglin/Revit2015

Merge branch 'master' into 'Revit2015'
Merge pull request #2553 from aparajit-pratap/fixDigitSyntaxHighlight

Moved static highlighting rule function to CodeBlockUtils class
Merge pull request #2556 from Randy-Ma/master

Fix test cases in ReferencePointTests
Moved static highlighting rule function to CodeBlockUtils class
Moved custom color class to CodeBlockUtils
Merge pull request #2560 from aparajit-pratap/Revit2015

Merge from master to Revit2015 branch
Adding missing dfy file to make the test pass.
Merge pull request #2561 from Randy-Ma/master

Adding missing dyf file to make the test pass.
Build fix for 'DynamoModel.ShutDown' related InvalidOperationException
Merge pull request #2563 from Benglin/master

Build fix for 'DynamoModel.ShutDown' related InvalidOperationException
Merge branch 'master' of https://github.com/DynamoDS/Dynamo into Revit2015