{{ site_name }} does not exist.
Replaced with {{ domain.name }}, likewise replaced {{ domain }} with {{ domain.domain }}
Merge pull request #15 from aptivate/template_fixes

{{ site_name }} does not exist.
Merge pull request #16 from aptivate/upstream_feature

Activate Organizations when activating users
Added error_css_class + required_css_class to forms.

This helps when rendering {{ form.as_p }} and similar.
Also added punctuation to help_text.