www/rubygem-haml-rails-rails4: copy port

Haml-rails provides Haml generators for Rails 4. It also enables Haml as the
templating engine for you, so you don't have to screw around in your own
application.rb when your Gemfile already clearly indicated what templating
engine you have installed. Hurrah.

WWW: http://github.com/indirect/haml-rails

Differential Revision:	https://reviews.freebsd.org/D867
Approved by:	swills (mentor)
devel/rubygem-default_value_for: correct category
- Remove bogus IGNORE
- Allow staging as a regular user
www/rubygem-jquery-atwho-rails-rails4: copy port

This is a jQuery plugin that implement Github-like mentions.

WWW: http://ichord.github.com/jquery-atwho-rails

Differential Revision:	https://reviews.freebsd.org/D868
Approved by:	swills (mentor)
www/py-django-allauth: User registration with social account authentication

django-allauth is a reusable Django app that allows for both local and
social authentication, with flows that just work.

WWW: http://www.intenct.nl/projects/django-allauth/

PR:		193651
Submitted by:	vladimir.chukharev gmail com
Update to 1.3.2