System tests for IfNode- 3483
http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-3483
Creation of image in Dynamo Engine was removed. Now only one Popup element is used for all buttons.
Merge pull request #2023 from Randy-Ma/fixing_test_cases

Fix four test cases for FamilyTests
Merge pull request #1824 from pboyer/XmlDocumentationImprovements

Some refactoring and robustness improvements for XmlDocumentationExtensi...
added mutex lock
Merge pull request #1955 from Steell/DataBridge

VMDataBridge - Passing information out of the VM mid-execution
Merge branch 'master' of https://github.com/DynamoDS/Dynamo into functioncall-refactor

Conflicts:
	src/DynamoCore/Nodes/DSFunction.cs
	src/DynamoCore/Nodes/Watch.cs
	test/DynamoCoreTests/CustomNodes.cs
	test/DynamoCoreTests/Nodes/ListTests.cs
Merge pull request #1872 from Steell/functioncall-refactor

Unification of Function, DSFunction, and DSVarArgFunction
Merge branch 'master' into uniqueitems-fix
Different versions of LibG are now in different folders
Added runtims to LibG_219
Added 220 visual studio runtime DLLs
Copy two versions of LibG
Don't create the ASM installer.
Installer creates two libg folders.

And the installer no longer runs the ASM installer.
Remove libg folders on uninstall.

Ensure that the ASM installer is not run.
Updated 219 DLLs to latest
Merge branch 'LibG_two_versions' of https://github.com/DynamoDS/Dynamo into LibG_two_versions
Resolve to different libg paths.

Don't run the ASM installer during build.
Merge pull request #2054 from monikaprabhu/bugVerifyBranch

System tests for IfNode- 3483