JSPWIKI-770: parameterized jspwiki.baseUrl + workdirs are generated inside proper submodule, which fixes quite some it-tests. 

If the system locale isn't english the tests keep failing, though.

git-svn-id: https://svn.apache.org/repos/asf/incubator/jspwiki/branches/MVN3_BRANCH@1480812 13f79535-47bb-0310-9956-ffa450edef68