CAS-1308: Enable explicit registration of OAuth clients in service registry in OAuth server mode
CAS-1307: removing versions from the xsd declarations.
CAS-1307: removing versions from the xsd declarations.
CAS-1307: removing versions from the xsd declarations.
Merge pull request #251 from Unicon/CAS-1308

CAS-1308: Enable explicit registration of OAuth clients in service registry
Merge pull request #252 from Unicon/CAS-1307-NO-XSD-VER

CAS-1307: Removed spring version #s from context XSD declarations
Merge remote-tracking branch 'upstream/master' into CAS-1292
CAS-1292: Front Channel SLO

Updates according to Misagh's and Scott's code reviews