CYB-110 - Front-end - Have the gallery be able to display real comments from the back-end

https://jira.ets.berkeley.edu/jira/browse/CYB-110

Extra stuff

* Use jQuery gem instead of including it ourselves
* Add SCSS-lint
* Make sure travis gets run
CYB-110 - Front-end - Fix JSCS for symlinks
Merge pull request #80 from christianv/CYB-110-front-end

CYB-110 - Front-end - Have the gallery be able to display real comments from the back-end