CAS-1265: Improve log messages of CASImpl
CAS-1266: Remove Persistence.xml as test resource
CAS-1268: Validate registered service before delegating TGT and authentication attempts
CAS-1265: Corrected typos, used same log message for the disabled svc exception.
CAS-1266: Resolved the resource dependency between webapp and core, removed persistence.xml for the webapp.
CAS-1269: Upgrade to EhCache 2.6.5
NOJIRA: Updated NOTICE files for all projects as a result of running mvn notice:check
CAS-1268: Unit tests
Merge branch 'master' into CAS-1269
CAS-1271: Maven checkstyle configuration, incorporating a number of coding conventions.
Merge pull request #213 from Unicon/CAS-1269

CAS-1269: Upgrade to EhCache 2.6.5
Merge pull request #212 from Unicon/CAS-1268

CAS-1268: Validate registered service before delegating TGT and authentication attempts
Merge pull request #209 from Unicon/CAS-1266

CAS-1266: Remove Persistence.xml as test resource
CAS-1265: Improved clearpass logging.
CAS-1271: Updated rules
CAS-1267: Remove the need to CAST the returned ticket object from ticket registry
Merge pull request #217 from Unicon/CAS-1267-2

CAS-1267: Remove the need to CAST the returned ticket object from ticket registry
Merge pull request #214 from Unicon/CAS-1271

CAS-1271: Maven checkstyle configuration, incorporating a number of conventions
CAS-1271: Cleaning up the core module based on checkstyle rules.
CAS-1265: Added a new serialized version id for the invalid ticket exception class.