Clean up the JSON formatter feature.
Clean up the JSON formatter feature.

Remove duplicate scenarios and add @wip-new-core to the outline expand
scenario moved from the v1.3.x branch.

cucumber/cucumber-ruby,jasonkarns/cucumber-ruby,marxarelli/cucumber,tom025/cucumber,enkessler/cucumber-ruby,shivashankar2020/mands,shadow000902/cucumber-ruby,cucumber/cucumber-ruby,martinma4/cucumber-ruby,marxarelli/cucumber,tom025/cucumber,jasonkarns/cucumber-ruby,twalpole/cucumber,jasonkarns/cucumber-ruby,danascheider/cucumber-ruby,dg-ratiodata/cucumber-ruby,tom025/cucumber,martinma4/cucumber-ruby,twalpole/cucumber,shivashankar2020/mands,nfredrik/cucumber-ruby,dg-ratiodata/cucumber-ruby,enkessler/cucumber-ruby,brasmusson/cucumber,cucumber/cucumber-ruby,richarda/cucumber,shivashankar2020/mands,richarda/cucumber,nfredrik/cucumber-ruby,brasmusson/cucumber,enkessler/cucumber-ruby,dg-ratiodata/cucumber-ruby,danascheider/cucumber-ruby,sideci-sample/sideci-sample-cucumber,phoebeclarke/cucumber-ruby,phoebeclarke/cucumber-ruby,shadow000902/cucumber-ruby,sideci-sample/sideci-sample-cucumber