Merge pull request #21 from cybera/master

2.1.0-rc1 from Cybera - Now that 2.0.0GA-CAF is a branch, this will be merged to master
README updated with latest versions of software
Merge pull request #28 from canariecaf/develop

Changes going into Master Branch are:

-Support Shibboleth IdP v2.4.3 software to respond to 2.4.0 vulnerability(Xalan/Xerces risk CVE2013-4002)
-roll up on external security fixes (SSLv3/Poodle CVE2014-3566)
-PreFlight check installation to assist in rapid diagnosis of connectivity issues before install goes forward
-Additional feedback to user redirecting yum output to user
-ability to do headless install (documentation pending)
Update RELEASE-NOTES.CAF
Update RELEASE-NOTES.CAF

updated to improve readability of options for past releases.
missed CAS functionality in RELEASE Notes

added CAS functionality reference.
Updated PDF installation Guide

Revised IdP installation Guide
Merge pull request #29 from canariecaf/master

Release Notes for 2.1.0 to be merged with develop