Merge pull request #126 from thalesgroup-cert/v2

Fix Ticked ID Bug

Watcher/Watcher/site_monitoring/models.py

@@ -3,7 +3,8 @@
 from django.utils import timezone
 from django_mysql.models import ListCharField
 from django.contrib.auth.models import User
-
+from django.db.models.signals import pre_save
+from django.dispatch import receiver
 
 class Site(models.Model):
     """