Fixing #175; add an auto-subscribe and auto-favorite forum topic feature. Added 2 flags to the user profile. Added 2 functions that are called on the post post-save signal that auto-favorite and auto-subscribe the post creator if they have requested this service.

{% load url from future %}
{% load markup %}
{% load smiley_tags %}
{% load avatar_tags %}
{% avatar user "left" %}<a href="{% url 'bio-view_profile' username=user.username %}">{{ user.username }}</a>:<br />{{ msg|safe }}