rename hackathon settings page and hackathon page
Merge pull request #41 from juniwang/dev

rename hackathon settings page and hackathon page
fix style disorder caused by last submit
Merge pull request #42 from juniwang/dev

fix style disorder caused by last submit
re-design UI since we don't need jstorm docker anymore. And dynamicaly add tabs according to guacamole config of specific exp
Merge pull request #43 from juniwang/dev

re-design UI since we don't need jstorm docker anymore.
Merge pull request #44 from XiaoxiongZheng/dev

lead unregistered user to registration page