Bump version to 1.2.0
Bump version to 1.2.0

treyhunner/django-simple-history,luzfcb/django-simple-history,treyhunner/django-simple-history,pombredanne/django-simple-history,pombredanne/django-simple-history,emergence/django-simple-history,emergence/django-simple-history,luzfcb/django-simple-history