Disabling browser testing

.travis.yml

 language: node_js
 node_js:
   - stable
-before_script:
-  - npm run serve &
+# This is disabled until we can stablize the nightwatch testing process
+#before_script:
+#  - npm run serve &
 script:
-  - npm run lint && npm run test && npm run build && nightwatch --env remote
-  - pkill node
-addons:
-  sauce_connect:
-    username: "chriseth"
-    access_key: "b781828a-9e9c-43d8-89d4-2fbb879595ca"
+  - npm run lint && npm run test && npm run build
+# && nightwatch --env remote
+#  - pkill node
+#addons:
+#  sauce_connect:
+#    username: "chriseth"
+#    access_key: "b781828a-9e9c-43d8-89d4-2fbb879595ca"
 deploy:
   provider: script
   script: ci/deploy_from_travis.sh