remove unneeded use of ISettings.getConnectionProvider()
add the missing *Proxy classes to plugin org.jboss.tools.hibernate4_0
add the missing *Proxy classes to plugin org.jboss.tools.hibernate4_3
add temporary plugin org.jboss.tools.hibernate.temp containing the *Proxy implementations for hibernate 3.5
add META-INF declaring the IService
remove the *Proxy classes from the org.hibernate.eclipse plugin, remove the test fragment, update the plugin dependencies