Minor UnitTest Fix
Removing all "O2." reference from the FluentSharp projects folder name
Removed FluentSharp.VisualStudio_2010 and FluentSharp.VisualStudio_OLD_for_AddIN projects (they are now in https://github.com/o2platform/FluentSharp.VisualStudio )
Removed O2_External_SharpDevelop project (it is now at https://github.com/o2platform/FluentSharp_Fork.SharpDevelop)
Updated references and projects to project location changes
Added submodules for FluentSharp Forks of Cassini and SharpDevelop