replace HibernateHelper by ServiceLookup in org.jboss.tools.hibernate4_0
replace HibernateHelper by ServiceLookup in org.jboss.tools.hibernate4_3
fix NPE when opening hbm.xml files with hibernate 3.6, 4.0 and 4.3
move 'CompletionProposal' to plugin org.hibernate.eclipse.console
move 'CollectionPropertySource' to plugin org.hibernate.eclipse.console
make QueryHelper independent of ServiceLookup
move QueryHelper to plugin org.hibernate.eclipse.console
make HQLQueryPage independent of ServiceLookup
move HQLQueryPage to plugin org.hibernate.eclipse.console
remove FakeDelegatingDriver and ConfigurationFactory from org.jboss.tools.hibernate4_3