Fix heading content in docs
Fix heading content in docs

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