Add in ds xml namespace

Closes #104 (closed)

nefed.xml

@@ -14338,7 +14338,7 @@ KNGked4df0r1o5CozJ35FjKx1fiYucuvGXU+UZd5Yg6sF6MRhQqud32X3eOFJXS/ndm/jGit7B6A
             <KeyDescriptor>
                 <ds:KeyInfo>
                     <ds:X509Data>
-                        <X509Certificate>
+                        <ds:X509Certificate>
                             MIIHJzCCBg+gAwIBAgIQCI3nmEnGOVhkVVErJHEOMzANBgkqhkiG9w0BAQsFADBP
                             MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMSkwJwYDVQQDEyBE
                             aWdpQ2VydCBUTFMgUlNBIFNIQTI1NiAyMDIwIENBMTAeFw0yMTEwMTQwMDAwMDBa
@@ -14378,7 +14378,7 @@ KNGked4df0r1o5CozJ35FjKx1fiYucuvGXU+UZd5Yg6sF6MRhQqud32X3eOFJXS/ndm/jGit7B6A
                             gebn32zXyUHDbc28MPdG0894y/Ko5eAY9fQvS2REn0qmomgymvVPSSRIiXHhizbM
                             ERic0d2vOBUW+/Wesn99GnullLGYKqRg12yUkrjNVLQDU/SWQhOueUJXiOSDDOHx
                             P0jml8LtrIE8uTU=
-                        </X509Certificate>
+                        </ds:X509Certificate>
                     </ds:X509Data>
                 </ds:KeyInfo>
             </KeyDescriptor>