Add ruby 2.2.1 to travis matrix
Add ruby 2.2.1 to travis matrix

maclover7/sass-rails,ipmobiletech/sass-rails,tshotoku/sass-rails,rails/sass-rails,eileencodes/sass-rails,glebtv/sass-rails,jcpetkovich/sass-rails,universsky/sass-rails,Andreis13/sass-rails