Updated due critical security issue http://weblog.rubyonrails.org/2013/1/8/Rails-3-2-11-3-1-10-3-0-19-and-2-3-15-have-been-released/
Merge pull request #311 from naleksi/master

Critical update to Rails 3.2.11
Fix typos in vote pie chart legend
Merge pull request #314 from pvalkone/patch-1

Fix typos in vote pie chart legend
Indication of possible tags and duplicates when adding an idea. Approved/Proposed tags for and idea.
gemfile update