Add more dependencies to npm install --global

.gitlab-ci.yml

@@ -2,7 +2,7 @@ stages:
   - test
 
 before_script:
-  - npm install --global gulp gulp-cli babel babel-cli babel-core babel-register mocha
+  - npm install --global gulp gulp-cli babel babel-cli babel-core babel-register mocha gulp-mocha gulp-eslint
   - npm install
 
 run_tests:
@@ -12,3 +12,6 @@ run_tests:
     - gulp test
   tags:
     - node
+  cache:
+    paths:
+      - node_modules/

README.md

@@ -18,7 +18,7 @@ Previous versions of Node.js do not support ECMAScript6, it is recommended to us
 
 4) Install babel and gulp globally
 
-> npm install -g gulp gulp-cli babel babel-cli babel-core babel-register mocha
+> npm install --global gulp gulp-cli babel babel-cli babel-core babel-register mocha gulp-mocha gulp-eslint
 
 5) Install project dependencies