Bump to Rails 4.1.8 and Ruby to 2.1.5
Merge pull request #27 from bigbinary/bump-to-4.1.8

Bump to Rails 4.1.8
Merge branch 'master' of https://github.com/bigbinary/wheel
Merge branch 'master' of https://github.com/vishwasja/myquiz
Added displaying logic