rm design custom (#1575)

- closes #1359

Author: foxriver76

packages/controller/io-package.json

@@ -209,15 +209,6 @@
         "object": 1092
       }
     },
-    {
-      "_id": "_design/custom",
-      "language": "javascript",
-      "views": {
-        "state": {
-          "map": "function(doc) { doc.type === 'state' && doc.common && doc.common.custom && emit(doc._id, doc.common.custom) }"
-        }
-      }
-    },
     {
       "_id": "system.group.administrator",
       "type": "group",