Chore: Add multiple travis steps so we can run UI tests in a 'cron' c…

…ase (#532)

.travis.yml

@@ -1,5 +1,23 @@
 language: node_js
 node_js:
-- '6'
-script: yarn run ci
+    - "6"
+addons:
+  sauce_connect:
+    username: box-content-preview
+  jwt:
+    secure: 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
+before_script:
+- python -m SimpleHTTPServer &
+- sleep 2
+stages:
+  - ci
+  - name: sauce-labs
+    if: type = cron
+
+jobs:
+  include:
+    - stage: ci
+      script: yarn run ci
+    - stage: sauce-labs
+      script: yarn run functional-tests-ci
 cache: yarn