Fix create account.
Fix create account.

PyBossa/pybossa-default-theme,PyBossa/mrallergen-theme,PyBossa/mrallergen-theme,khadgarmage/pybossa-stardust-theme,Scifabric/mrallergen-theme,PyBossa/pybossa-default-theme,Scifabric/mrallergen-theme,khadgarmage/pybossa-stardust-theme