Changed thumbnail from Dropbox to ImageShack
Changed thumbnail from Dropbox to ImageShack

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