RESTEASY-802: Renamed GetRestful.getSubResourceClass() to
getSubResourceClasses() and restored original getSubResourceClass().
RESTEASY-800: Added RESTEASY-800-AS71 to arquillian.
RESTEASY-800: Added RESTEASY-800-AS71 to arquillian/pom.xml
Merge pull request #262 from ronsigal/master

master: RESTEASY-802