RTL: fix position of help icon in filter_horizontal m2m widget

--HG--
extra : rebase_source : a201efaee395d8d3bff8e88799c30830346a9e2b
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).
Improved dutch translation files
Merge
Added Tim Slot to AUTHORS.
Pin html5lib, see https://github.com/jsocol/bleach/issues/94
Added an extra safeguard for type errors in editable settings.
Added new sites to README.
Version bump to 1.4.7