fix in newssfeed sidebar to heroku
fix in newssfeed sidebar to heroku
fix in newssfeed sidebar to heroku - removed icons form sidebar

Because icons in SVG dont work in heroku.
Column "locale" added to Invite and User
Adds nivel to Level in seed
Adds nivel to Level in seed
Locale default in link generators for Welcome and Events
Adjusts in controller and I18n
Refine locale using user locale attribute add
Adjust in set_locale to get localization of user if logged in
Method get_cost to return cost formatted implement in Event model
Adjusts in views to show cost correctly
Adjust in Readme to run migrate from schema