instantiate sycn steps with openstack driver. Implement garbage collector and deleters
diff --git a/planetstack/observer/deleters/site_deleter.py b/planetstack/observer/deleters/site_deleter.py
new file mode 100644
index 0000000..bb29c94
--- /dev/null
+++ b/planetstack/observer/deleters/site_deleter.py
@@ -0,0 +1,11 @@
+from core.models import Site
+from observer.delete import Deleter
+
+class SiteDeleter(Deleter):
+    model='Site'
+    
+    def call(self, pk):
+        site = Site.objects.get(pk=pk)
+        if site.tenant_id:
+            self.driver.delete_tenant(site.tenant_id)
+        site.delete()