More minor fixes to rst formatting.
More minor fixes to rst formatting.

JordanReiter/django-oembed,ixc/django-oembed,ixc/django-oembed,emacsway/django-oembed,DrMeers/django-oembed,jezdez-archive/django-oembed,DrMeers/django-oembed,ericflo/django-oembed,JordanReiter/django-oembed