Correctly validate float settings in mezzanine.conf.
Merge
Added some validation in the createdb command that fails if a Mezzanine table exists, to prevent people from running it and accidentally faking new migrations that need to be run.
mezzanine/accounts/templates/email/account_approved.html: removed the extra
"http://"
Added Alexandre Hajjar to AUTHORS
Merge
Remove use of assert statement which would be ignored when Python is run with optimize flag. Closes #667.
Make fabfile work in Windows

Two small changes allow deployment via Fabric from Windows:

* Use posixpath.join instead of os.path.join to construct all paths destined for the remote machine.
* Check for "fab-file.py" as well as "fab" in sys.argv, to handle the way setuptools-generated command-line scripts work in Windows.
Fix urlpattern for archive year.
Merge
New pt-BR translations

Updating new pt-BR translations files
New compile translations
Added Breno Uchoa to AUTHORS
Merge
fix django-compressor readme link
Added Nar Kumar to AUTHORS
Merge
Hide printing STATIC_ROOT in deploys.
Added paragraph to mezzanine/docs/user-accounts.rst about ACCOUNTS_NO_USERNAME
setting.
Used username_label variable in the PasswordResetForm label
(accounts/forms.py).