Modified Files:
When ExamServer starts up it will now load the old exams from disk and
reinit them. (will remove lots of zombie useraccounts)
ExamAdministrationClientConnector will now set state of Exam
to Exam.READY as it gets Exam from AdminClient in deploy().
src/java/de/fhworms/ztt/ox/examserver/ExamAdministrationClientConnectorImpl.java
src/java/de/fhworms/ztt/ox/examserver/ExamServer.java
