Renamed rdbms::DbXXXX classes to rdbms::XXXX

catalogue/CatalogueFactory.cpp

catalogue/CatalogueFactory.hpp

catalogue/CatalogueFactoryTest.cpp

catalogue/CatalogueTest.cpp

catalogue/CatalogueTest.hpp

catalogue/DbConfigCatalogueTest.cpp

catalogue/InMemoryCatalogueTest.cpp

catalogue/OracleCatalogue.cpp

catalogue/OracleCatalogue.hpp

catalogue/RdbmsCatalogue.cpp

catalogue/RdbmsCatalogue.hpp

catalogue/SchemaCreatingSqliteCatalogue.cpp

catalogue/SqliteCatalogue.cpp

catalogue/SqliteCatalogue.hpp

rdbms/AutoRollback.cpp

rdbms/AutoRollback.hpp

rdbms/CMakeLists.txt

rdbms/Conn.cpp

rdbms/Conn.hpp

rdbms/ConnFactory.cpp