Merge pull request 'metrics: Fix bug when running migrate on empty db' (#109) from lagertonne/fix-db-creation-with-metrics into testing

core/core/metrics.py

@@ -32,4 +32,7 @@ class ItemCountCollector(object):
 
         yield counter
 
+try:
     REGISTRY.register(ItemCountCollector())
+except Exception as e:
+    print(e)