rails-mysql rake db :create - Library not loaded libmysqlclient.20.dylib image not found

Reason: image not found - /Users/mdurrant/.rvm/gems/ruby-2.1.5/extensions/x86_64-darwin-14/2.1.0-static/mysql2-0.3.20/mysql2/mysql2.bundle Our application requires mysql version 5.6 which seems to...