Revert "Bump multer from 1.3.1 to 1.4.1"

This reverts commit c05f136.

Author: krubenok

package-lock.json

@@ -28,7 +28,7 @@
     "jsonwebtoken": "^8.1.0",
     "memory-cache": "^0.2.0",
     "mongoose": "^5.1.0",
-    "multer": "^1.4.1",
+    "multer": "^1.3.1",
     "passport": "^0.4.0",
     "passport-local": "^1.0.0",
     "q": "^1.5.1",