On the install guide i managed to do the steps up to Step 13. This is what what I got while trying to execute bundle install; Fetching gem metadata from http://rubygems.org/............ Fetching version metadata from http://rubygems.org/... Fetching dependency metadata from http://rubygems.org/.. Resolving dependencies... Your lockfile was created by an old Bundler that left some things out. You can fix this by adding the missing gems to your Gemfile, running bundle install, and then removing the...