Raise custom RepositoryError instead of IntegrityError
Raise custom RepositoryError instead of IntegrityError

stefanhahmann/pybossa,inteligencia-coletiva-lsd/pybossa,geotagx/pybossa,Scifabric/pybossa,PyBossa/pybossa,PyBossa/pybossa,stefanhahmann/pybossa,OpenNewsLabs/pybossa,OpenNewsLabs/pybossa,Scifabric/pybossa,jean/pybossa,geotagx/pybossa,inteligencia-coletiva-lsd/pybossa,jean/pybossa