language: node_js
node_js:
  - 'stable'
  - '0.12'
before_install: npm install -g gulp && npm install -g bower && cd front-end
install: bower install && gulp --cordova "prepare"
before_script: cd front-end
script: gulp build

language: node_js
node_js:
  - 'stable'
  - '0.12'
before_install:
    - npm install -g gulp
    - npm install -g bower
    - cd front-end
    - npm install gulp
install:
    - bower install
    - gulp --cordova "prepare"
before_script:
    - cd front-end
script:
    - gulp build

Add local gulp installation to Travis CI and reformat script to be more readable.
Add local gulp installation to Travis CI and reformat script to be more readable.
