add new deleters, update existing deleters
diff --git a/planetstack/observer/deleters/user_deployment_deleter.py b/planetstack/observer/deleters/user_deployment_deleter.py
new file mode 100644
index 0000000..49d349b
--- /dev/null
+++ b/planetstack/observer/deleters/user_deployment_deleter.py
@@ -0,0 +1,12 @@
+from core.models import User, UserDeployments
+from observer.deleter import Deleter
+
+class UserDeploymentDeleter(Deleter):
+    model='UserDeployment'
+
+    def call(self, pk):
+        user_deployment = UserDeployments.objects.get(pk=pk)
+        if user_deployment.user.kuser_id:
+            driver = self.driver.admin_driver(deployment=user_deployment.deployment.name)
+            driver.delete_user(user_deployment.user.kuser_id)
+        user_deployment.delete()