Add new tests for cache generation keys. Closes #655
Add new tests for cache generation keys. Closes #655

OpenNewsLabs/pybossa,OpenNewsLabs/pybossa,harihpr/tweetclickers,harihpr/tweetclickers,jean/pybossa,CulturePlex/pybossa,proyectos-analizo-info/pybossa-analizo-info,CulturePlex/pybossa,CulturePlex/pybossa,stefanhahmann/pybossa,Scifabric/pybossa,Scifabric/pybossa,stefanhahmann/pybossa,proyectos-analizo-info/pybossa-analizo-info,PyBossa/pybossa,geotagx/pybossa,inteligencia-coletiva-lsd/pybossa,jean/pybossa,PyBossa/pybossa,inteligencia-coletiva-lsd/pybossa,geotagx/pybossa,proyectos-analizo-info/pybossa-analizo-info