Fix for ColorBlend's GetColor() and ToBrush() functions
Fix for ColorBlend's GetColor() and ToBrush() functions

git-tfs-id: [https://tfs.codeplex.com/tfs/TFS01]$/SharpMap/Trunk;C63768

SharpMap/SharpMap,nhvu1988/SharpMap,SharpMap/SharpMap,nhvu1988/SharpMap