Fix PropertyBinding to use PropertyInfo when compiling for Portable Class Library.
More PropertyBinding fixes for PCL: implement more extension methods on Type to make the same code work.
Fix DelegateBinding.ChangeType on PCL. Note: we may need to revisit this to handle DBNull correctly.
Fix non-PCL build.
Fix NamespaceInfo for PCL.
Add Eto.Pcl.sln. This can be used to run the test app on Windows.
Remove app.config for Eto.Test.Winforms.Pcl.csproj.