Removed import statement for signal_cb and made minor modifications to notes.
Removed import statement for signal_cb and made minor modifications to notes.

kumina/django-powerdns-manager,gnotaras/django-powerdns-manager,kumina/django-powerdns-manager,d9pouces/django-powerdns-manager,gnotaras/django-powerdns-manager,d9pouces/django-powerdns-manager