LinkedIn gem uses hashie-3.3.0 in the gemlock, and it's failing on heroku
Could not find hashie-3.3.0 in any of the sources
Bundler Output: Fetching source index from https://rubygems.org/
Fetching git://github.com/stefanpenner/country_select.git
Could not find hashie-3.3.0 in any of the sources
LinkedIn gem uses hashie-3.3.0 in the gemlock, and it's failing on heroku