URL encode the ampersand

Closes #64 (closed)

nefed.xml

@@ -12471,7 +12471,7 @@ KNGked4df0r1o5CozJ35FjKx1fiYucuvGXU+UZd5Yg6sF6MRhQqud32X3eOFJXS/ndm/jGit7B6A
         <SPSSODescriptor AuthnRequestsSigned="false" WantAssertionsSigned="true" protocolSupportEnumeration="urn:oasis:names:tc:SAML:2.0:protocol">
             <NameIDFormat>urn:oasis:names:tc:SAML:1.1:nameid-format:unspecified</NameIDFormat>
             <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST" Location="https://x34.emaint.com/wc.dll?X3~SAML" index="1" />
-            <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST" Location="https://x48.emaint.com/wc.dll?X3~SAML~&amp;ACCOUNT=UNLCREC" index="2" />
+            <AssertionConsumerService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST" Location="https://x48.emaint.com/wc.dll?X3~SAML~%26ACCOUNT=UNLCREC" index="2" />
         </SPSSODescriptor>
         <Organization>
             <OrganizationName xml:lang="en">eMaint</OrganizationName>