feat(security): adding snyk support to test our dependencies for inse…

…cure vulnerabilities as part of our build process (#1519)

.travis.yml

@@ -27,12 +27,15 @@ before_install:
   - gem update --system
   - gem install sass --version "=3.3.7"
   - npm i nsp -g
+  - npm i snyk -g
   - npm install protractor
   - "export DISPLAY=:99.0"
   - "sh -e /etc/init.d/xvfb start"
   - 'node_modules/protractor/bin/webdriver-manager update --standalone --firefox'
   - 'node_modules/protractor/bin/webdriver-manager start 2>&1 &'
   - sleep 3
+before_script:
+  - snyk test
 after_script:
   - nsp check
   - gulp test:coverage