rename should not be executed, if the name is not valid or the selection was changed
Fix #258: Incorrect property used in WpfDesigner.Designer.ModelTools
Update AvalonEdit.nuspec for 4.4 release.

Changed buildpackages.cmd to process <inheritdoc> in the XML documentation files.
disable support for custom controls in WPF designer, due to http://community.sharpdevelop.net/forums/p/19968/50794.aspx#50794
Update Chocolatey package for 4.4.1
Update version info for next release (4.4.2)
Update NuGet to version 2.8
Merge branch '4.x'

Conflicts:
	src/AddIns/DisplayBindings/WpfDesign/WpfDesign.AddIn/Src/MyTypeFinder.cs
	src/AddIns/DisplayBindings/WpfDesign/WpfDesign.AddIn/Src/WpfToolbox.cs
	src/AddIns/DisplayBindings/WpfDesign/WpfDesign.AddIn/Src/WpfViewContent.cs
	src/AddIns/DisplayBindings/WpfDesign/WpfDesign.Designer/Project/PropertyGrid/PropertyGrid.cs
	src/AddIns/Misc/PackageManagement/Packages/AvalonEdit/AvalonEdit.nuspec
	src/Main/GlobalAssemblyInfo.template