Merge pull request #86 from abf/rosa-build:19-fix_emoji_path

[#19] fixed error with uninitialized constant Emoji

config/initializers/setup.rb

@@ -10,6 +10,3 @@ Rosa::Application.config.middleware.insert_after ::Rails::Rack::Logger, ::Grack:
 Rosa::Application.config.middleware.insert_before ::Grack::Handler, ::Grack::Auth
 
 Rosa::Application.config.action_mailer.default_url_options = { :host => APP_CONFIG['action_mailer_host'] } if APP_CONFIG['action_mailer_host']
-
-# Workaround for https://github.com/github/gemoji/pull/18
-Rosa::Application.config.assets.paths << Emoji.images_path