Merge pull request #17 from waffle-iron/master

waffle.io Badge
Restrict access to edit/update actions.

Fixes #5.
Merge pull request #21 from bwstud/issue-5-br

Restrict access to edit/update actions.
Bump ruby version.
Realphabetize the gemfile
Whitespace only.
Merge branch master
Upgrade Rails to 4.2 beta1

This requires edge version of devise.