Merge pull request #1 from Mindflash/master

DE10423: Fixed SAML IDP redirect url problem with querystrings in the or...
US2427: Started work on SAML IDP.
US2427: Ongoing work for SAML IDP.
US2427: Ongoing work for SAML IDP.
US2427: Ongoing work for SAML IDP.
US2427: Added tests for samljs library.
US2427: Adding more tests for SAML IDP.
US2427: Fixed a redirect binding problem with the saml request data. Fixed and added some tests.