History for Task #32: use signals over directly calling django-notification functions

These are the places where we are calling django-notification for specific events:

Pinax core:

Apps:

ID	Modifier	Modified	Summary	Assignee	State
4	brosner	2yr, 2mn	use signals over directly calling django-notification functions	brosner	accepted
3	brosner	2yr, 2mn	use signals over directly calling django-notification functions	brosner	accepted
2	brosner	2yr, 2mn	use signals over directly calling django-notification functions	brosner	accepted
1	brosner	2yr, 2mn	use signals over directly calling django-notification functions	unassigned	accepted