Fix bug in password reset email template

The extra comma in this template was causing an error.
Standarize on 'content' for all templates

In 9be3549e I made 'content' the standard main block for all templates.
I skipped these skeleton account templates by accident.
Move custom Django apps above contrib in settings

When testing the custom password reset templates I was seeing the
default admin templates provided by django.contrib.auth instead
of the templates in treemap. Moving the custom above the generic
ones allows for overriding any common contrib template.
Merge pull request #103 from jwalgran/topic/fixup-account-templates

Fixup account templates