config.json in trackler-2.2.1.1

- old
+ new

@@ -1,8 +1,6 @@
 {
-  "slug": "go",
   "language": "Go",
-  "repository": "https://github.com/exercism/go",
   "active": true,
   "ignore_pattern": "example(?!.*test)",
   "foregone": [
     "space-age",
     "linked-list",