😒 chore(deps-dev): Remove obsolete packages.

Author: make-github-pseudonymous-again

package.json

@@ -33,10 +33,6 @@
   "devDependencies": {
     "@aureooms/js-itertools": "^3.1.0",
     "ava": "^3.8.1",
-    "babel-cli": "^6.18.0",
-    "babel-polyfill": "^6.16.0",
-    "babel-preset-latest": "^6.16.0",
-    "codeclimate-test-reporter": "^0.4.0",
     "coveralls": "^2.11.15",
     "esdoc": "^1.1.0",
     "nyc": "^15.0.1",