Added travis before_script hook

.travis.yml

@@ -1,13 +1,15 @@
 language: node_js
   - '6'
 install: npm install
+before_script:
+  - npm install -g gulp-cli
 script: gulp release
 env:
   global:
     - COMMIT_AUTHOR_NAME: "'Chris Schmich'"
     - COMMIT_AUTHOR_EMAIL: '[email protected]'
     - ENCRYPTION_LABEL: 95f025fe7ce3
-deploy: 
+deploy:
   provider: script
   script: bash ./deploy/deploy.sh
   skip_cleanup: true