add bundler for gems and ruby version
Integrate Procfile and reorganize

- Add Procfile for heroku
- Update README to use markdown
- Update README help
- Add config file for puma and include in Procfile
- Move sinatra app to lib folder with namespace
- Update config.ru with new organization
update sinatra app with root and view folder
Merge pull request #3 from brycemcd/reorganize-app-add-bundler

Reorganize app add bundler