user model added; message model changed; tag model added

node_modules/mongoose/lib/helpers/model/applyStatics.js

@@ -1,12 +0,0 @@
-'use strict';
-
-/*!
- * Register statics for this model
- * @param {Model} model
- * @param {Schema} schema
- */
-module.exports = function applyStatics(model, schema) {
-  for (const i in schema.statics) {
-    model[i] = schema.statics[i];
-  }
-};