Add @SuppressWarnings("unchecked") to the Draw2D/GEF functionality that doesn't use generics
There is no point in extending OldGraphVisitor
Organise imports
Remove unused variable
Move hibernate-jpa-2.0-api-1.0.1.Final.jar from org.jboss.tools.hibernate4_0/lib/required/ to org.jboss.tools.hibernate4_0/lib/