[assembly:XmlnsDefinition("http://example.com/mywpftypes",
                          "MyNamespace")]
[assembly:XmlnsDefinition("http://example.com/mywpftypes",
                          "MyNamespace.NestedNamespace")]
[assembly:XmlnsDefinition("http://example.com/otherwpftypes",
                          "MyOtherNamespace ")]

