Added Polish translation.
Merge pull request #359 from sandlbn/master

Added Polish translation.
Update django.po
Update django.po
Merge pull request #365 from sicilian-lizard/patch-2

Update django.po
Merge pull request #364 from sicilian-lizard/patch-1

Update django.po
Merge branch 'master' of https://github.com/pennersr/django-allauth