Bumped version to 0.2.0
Bumped version to 0.2.0

MarkusH/django-classy-settings,rapilabs/django-classy-settings,RonnyPfannschmidt/django-classy-settings,pombredanne/django-classy-settings,funkybob/django-classy-settings,ar45/django-classy-settings,tysonclugg/django-classy-settings