Cleaned up ReferencePoint and fixed unit conversion issues, changed get_EndParameter to use 2014 API version, GetEndParameter
Remove old samples folder.
Move reorganized samples folder to top level.
Fix for samples folder copy.
Installer fixes

Remove commented "Types" section.
Remove creation of definitions and samples folders which are now in the
user's app data.
Adjusting Licence.RTF so it's readable in the about box
Merge branch 'master' of https://github.com/DynamoDS/Dynamo
Merge pull request #1873 from pboyer/RefPointUnitConversionFix

Fix for #1871, Refactor get_EndParameter -> GetEndParameter
Tests complete for new unit conversions
Refactor AssertShouldBeApproximately back to ShouldBeApproximately
Typo fix
Merge pull request #1874 from pboyer/UnitConversionTestingFixes

Unit conversions and more Unit tests for RevitNodes
Materials manager to create a revit material.
Merge remote-tracking branch 'origin/master' into Revit2015
Reset materials manager on view switch.
Fix for disabled run on document switch.