Add missing //$NON-NLS-1$ tag
Move hibernate-tools-4.0.0-CR1.jar from org.jboss.tools.hibernate4_0/lib/tools/ to org.jboss.tools.hibernate4_0/lib/
Move javassist-3.12.1.GA.jar from org.jboss.tools.hibernate4_0/lib/required/ to org.jboss.tools.hibernate4_0/lib/
Move jboss-transaction-api_1.1_spec-1.0.0.Final.jar from org.jboss.tools.hibernate4_0/lib/required/ to org.jboss.tools.hibernate4_0/lib/