add folder and .gitkeep to ensure it is tracked by git and present for the grunt shell task
rename this file so the grunt task for pubsub auto docs doesnt throw an error parsing files
Merge branch 'develop' of github.com:ozone-development/meridian into documentation/464/fix-grunt-task-for-pubsub-documentation

* 'develop' of github.com:ozone-development/meridian:
  Update contributing.md
  Update README.md
Merge pull request #465 from ozone-development/documentation/464/fix-grunt-task-for-pubsub-documentation

merge approved