Fix typos.
Define arquillian.xml
Un-ignore test - there seems to be a regression on at least EmbeddedTomEEContainerTest and WsRsTest 

git-svn-id: https://svn.apache.org/repos/asf/tomee/tomee/branches/tomee-1.7.x@1627248 13f79535-47bb-0310-9956-ffa450edef68