Changed database connection to JNDI, so a Resource will need to be configured in tomcat's context.xml

Seemed to of hit the limit on the embedded tomcat7 server when running mvn clean install tomcat7:run-war so there is now an ant script that can package, deploy/redeploy to a configured tomcat server.

Directory Server web UI now in a stable state (Document Formats complete).

Closes #5
Closes #10