Update a Ruby on Rails Application to current versions (Rails 4.2…

Update a Ruby on Rails Application to current versions (Rails 4.2.1, Ruby 2.2.3, etc) Everything is out of date. Gems, bundler, etc. I just received this project. Plus must work locally (send step by step instructions for this) The project is stored in Github! Once the project is pushed to Heroku, site must have no errors or bugs.

July 2, 2018