enable to run arquillian tests on jetty8 or jboss7 via profiles
RESTEASY-757 fix of test for EAP 6.x
arquillian - remove container from module names as the test can be run in different containeres based on activated profile
arquillian - added README.md, tested with EAP 6.x, JBoss 7.1.1 and Jetty 8