[Rails] updated version to 3.2.19
Merge pull request #142 from bitzesty/rails-update-to-3-2-19

[Rails] updated version to 3.2.19
use ruby 2.1.2 on travis

we'll be upgrading ruby to 2.1.2
upgrade to ruby 2.1.2

- upgrade `capybara` and `sass-rails`
Remove gemfury source from Gemfile as it's redundant