Remove gulp as a build dependency

.travis.yml

@@ -1,8 +1,35 @@
+# Travis CI config
+# http://docs.travis-ci.com/user/languages/javascript-with-nodejs/
+# https://docs.travis-ci.com/user/customizing-the-build/
+# https://docs.travis-ci.com/user/migrating-from-legacy/
+
+filter_secrets: false
 language: node_js
+
 node_js:
-- 'lts/*'
+  - 'lts/*'
+
 install:
-- npm install
-- npm install -g gulp
+  - npm install
+
+before_script:
+  - npm run lint
+  - npm run build
+
 script:
-  - gulp verify
+  - npm test
+
+jobs:
+  include:
+    - stage: Deploy
+      name: Publish to npm
+      script: true
+      after_success: true
+      deploy:
+        provider: npm
+        email: $NPM_EMAIL
+        api_key: $NPM_API_KEY
+        skip_cleanup: true
+        on:
+          tags: true
+          branch: master

babel.config.js

@@ -0,0 +1,10 @@
+module.exports = {
+    babelrcRoots: 'build/*',
+    presets: [
+        '@babel/preset-env',
+    ],
+    plugins: [
+        '@babel/plugin-proposal-class-properties',
+        '@babel/plugin-proposal-object-rest-spread',
+    ],
+};

bower.json

@@ -2,10 +2,25 @@
   "name": "cookieconsent",
   "version": "3.1.1",
   "homepage": "http://cookieconsent.osano.com/",
-  "authors": ["Osano"],
+  "authors": [
+    "Osano"
+  ],
   "description": "Osano cookie consent plugin",
-  "main": ["build/cookieconsent.min.js", "build/cookieconsent.min.css"],
-  "keywords": ["cookieconsent", "cookie", "law"],
+  "main": [
+    "build/cookieconsent.min.js",
+    "build/cookieconsent.min.css"
+  ],
+  "keywords": [
+    "cookieconsent",
+    "cookie",
+    "law"
+  ],
   "license": "MIT",
-  "ignore": ["**/.*", "node_modules", "bower_components", "test", "tests"]
+  "ignore": [
+    "**/.*",
+    "node_modules",
+    "bower_components",
+    "test",
+    "tests"
+  ]
 }