Remove all dependencies on multi_json or specific json gems
Remove require for multi_json - use json instead
Fix features to use generic JSON
Update lockfile to use new JSON
Use JSON.pretty_generate instead of MultiJson
Make a nicer fixture :)
Fix copy-paste indentation error [ci skip]
::JSON inside Formatters::JSON to get the right JSON. JSON
Merge pull request #491 from sethvargo/just_json

Just use JSON