2017.0.0.9

incremented copyright year

2017.0.0.8

added version number to Hello World message box

2017.0.0.7

replace Revit API assembly references by Andrey Bushman NuGet package

2017.0.0.6

merged pull request #16 by @arif-hanif to add post build event to project file to copy addin manifest and dll to addins folder

2017.0.0.5

merged pull request #14 by Shayneham to handle exceptions snooping flex pipe and duct lacking levels etc.

2017.0.0.4

merged pull request #13 by awmcc90 to skip mepSys.Elements for OST_ElectricalInternalCircuits category

2017.0.0.3

before merging pull request #13 by awmcc90 to skip mepSys.Elements

2017.0.0.2

ready for publication

2017.0.0.1

microscopic cleanup

2017.0.0.0

integrated manuels migration to revit kepler