remove unused loop
remove unused loop

pgiraud/app-flickrperson,pgiraud/app-flickrperson,PyBossa/app-flickrperson,pgiraud/app-flickrperson,Skytim/TEGEconomicTest,PyBossa/app-flickrperson,Skytim/TEGEconomicTest,SkyTruth/pybossa_tools,SkyTruth/pybossa_tools,PyBossa/app-flickrperson,Skytim/TEGEconomicTest