Dependencies updated & small enhancements (#27)

* Dependencies updated and imports shortened

* Head tags refactored

* Final tweaks

.travis.yml

@@ -23,7 +23,8 @@ branches:
 
 script:
   - yarn test --ci
-  - yarn dev & wait-on http://localhost:3000
+  - yarn build
+  - yarn start & wait-on http://localhost:3000
   - 'if [ "$TRAVIS_PULL_REQUEST" = "false" ];
     then
       yarn cy:run --record --key $CY_KEY;