Merge pull request picoe#1833 from cwensley/curtis/dmg-path-fixes Mac packaging: fix path issues when creating .dmg

Fix creating release from milestone 

Merge pull request picoe#1785 from cwensley/curtis/wpf-customcell-rel… …oaded-datacontext Wpf: Ensure DataContext is set back when CustomCell is reloaded

Merge pull request picoe#1775 from cwensley/curtis/customcell-selecte… …d-cells-leak Reuse WpfCellEventArgs when possible

Merge pull request picoe#1766 from picoe/curtis/use-release-to-publish Update build.yml to trigger on a published release

Merge pull request picoe#1701 from cwensley/curtis/mac-fixes Mac fixes and auto-load platform assemblies when subclassed

Merge pull request picoe#1694 from cwensley/curtis/fix-graphicspath-g… …etroundrect Fix GraphicsPath.GetRoundRect

Merge pull request picoe#1581 from cwensley/curtis/update-references Update references and minor fixes

Merge pull request picoe#1581 from cwensley/curtis/update-references Update references and minor fixes