Merge branch 'add_firefly_subdomain' into 'master'

Added firefly subdomain (finance.joos.to)

See merge request andrijoos/kubernetes-templates!17

deploy/external.json

@@ -76,6 +76,9 @@
         },
         "img.joos.to": {
             "endpoint": "external-joos-to"
+        },
+        "finance.joos.to": {
+            "endpoint": "external-joos-to"
         }
     }    
 }