Replace Compass with Hibernate Search

Seems that Compass is not compatible with Hibernate 4. Since it's no longer maintained, it seems logical to switch to Hibernate Search.

testUserSearch(org.appfuse.dao.UserDaoTest): Error creating bean with name 'org.appfuse.dao.UserDaoTest': Injection of autowired dependencies failed; nested exception is org.springframework.beans.factory.BeanCreationException: Could not autowire field: private org.compass.gps.CompassGps org.appfuse.dao.UserDaoTest.compassGps; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'compassGps' defined in class path resource [applicationContext-dao.xml]: Invocation of init method failed; nested exception is java.lang.NoClassDefFoundError: org/hibernate/impl/SessionFactoryImpl