Update .travis.yml

.travis.yml

@@ -1,16 +1,21 @@
 language: node_js
 node_js:
   - '4'
-  - '5'
   - '6'
-  - '7' # Node.js 7 is most stable version
+  - '8'
+  - '10'
 env:
   - CXX=g++-4.8
 before_script:
   - npm install grunt-cli -g # for "grunt build"
+  - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+  - chmod +x ./cc-test-reporter
+  - ./cc-test-reporter before-build
 script:
   - npm test
   - grunt build
+after_script:
+  - ./cc-test-reporter after-build --exit-code $TRAVIS_TEST_RESULT
 addons:
   apt:
     sources: