Don't use commitlint for now

.travis.yml

@@ -6,9 +6,6 @@ node_js:
 cache:
   directories:
   - node_modules
-script:
-  - commitlint-travis
-  - npm test
 jobs:
   include:
   - stage: release

commitlint.config.js

@@ -1 +0,0 @@
-module.exports = {extends: ['@commitlint/config-conventional']}

package.json

@@ -20,9 +20,6 @@
     "scratch-parser": "5.0.0"
   },
   "devDependencies": {
-    "@commitlint/cli": "13.1.0",
-    "@commitlint/config-conventional": "13.1.0",
-    "@commitlint/travis-cli": "13.1.0",
     "babel-eslint": "^10.0.1",
     "eslint": "^5.10.0",
     "eslint-config-scratch": "^5.0.0",