Updated readme to add guidelines to deploy on heroku
Updated readme to add guidelines to deploy on heroku

transistorsoft/background-geolocation-console,transistorsoft/background-geolocation-console,transistorsoft/background-geolocation-console,transistorsoft/background-geolocation-console,ZeusTheTrueGod/background-geolocation-console,ZeusTheTrueGod/background-geolocation-console,ZeusTheTrueGod/background-geolocation-console,ZeusTheTrueGod/background-geolocation-console