CYB-153 - Show / hide the edit button on the points configuration

https://jira.ets.berkeley.edu/jira/browse/CYB-153
Merge pull request #74 from christianv/CYB-153

CYB-153 - Show / hide the edit button on the points configuration

Travis erring out on build because of Ruby Gems issues. The code looks pretty clean so I'm going to go ahead and bring it in.