Merge pull request #8 from carloshfoliveira/unb

Schedule fixes
made the requirement of the actual password for the possibilities to change both password and e-mails as well as putting the common parts of the change in them in a single method.

Created and re-organized the tests in Users.

Signed-off-by Bruno de Amorim Campos<amorim.software@gmail.com>

made the requirement of the actual password for the possibilities to change both password and e-mails as well as putting the common parts of the change in them in a single method.

Created and re-organized the tests in Users.

Signed-off-by Bruno de Amorim Campos<amorim.software@gmail.com>
Refactored users/view.py as well as users/user_form.html. Also added some translations to django.po
Made more refactoring to users/views.py