Fix coveralls issue

.travis.yml

@@ -2,10 +2,7 @@ dist: trusty
 language: node_js
 node_js:
   - "8"
-addons:
-  code_climate:
-    repo_token: e87e6bf1c253e0555437ebd23235fdfe2749b889358e7c6d100e4ea5b4f2e091
 script:
   - yarn test
 after_script:
-  - cat coverage/lcov.info | coveralls
+  - yarn coveralls

package.json

@@ -22,7 +22,8 @@
     "test": "yarn lint && yarn karma",
     "jison": "node -r babel-register node_modules/.bin/gulp jison",
     "prepublishOnly": "yarn build && yarn release && yarn test",
-    "prepush": "yarn test"
+    "prepush": "yarn test",
+    "coveralls": "cat coverage/lcov.info | coveralls"
   },
   "repository": {
     "type": "git",