organize imports
add IReverseEngineeringStrategy and ReverseEngineeringStrategyProxy
add IOverridesRepository and OverridesRepositoryProxy
rename IOverridesRepository and OverridesRepositoryProxy to IOverrideRepository and OverrideRepositoryProxy
isolate org.hibernate.cfg.reveng.OverrideRepository and replace by org.jboss.tools.hibernate.spi.IOverrideRepository