Send email when realy neccesary

Case number:200-6
Project:Case Tracker
Opened by:zero2one
Status:Tested Staging
Assigned:zero2one
Priority:3
Type:Bug
Opened on:Friday, October 19, 2007 - 13:17
Last modified:Monday, October 22, 2007 - 07:50

Debug that when assigning to a user, that user doesn't get an email.