Added FormExtensions.cs to WindowsOSUtils project
Minor/ignore - Re-indented code in Extensions.cs
Added ListViewExtensions.AutoSizeColumns()
Added DoubleBufferedListView.cs to DotNetUtils project
Added ListViewColumnSorter.cs to DotNetUtils project
Added user-selectable playlist ListView with user-configurable filter to BDHeroGUI/FormAsyncControllerTest