Updated README with setup and development install instructions
Updated README with setup and development install instructions

netjson/django-netjsongraph,interop-dev/django-netjsongraph,interop-dev/django-netjsongraph,netjson/django-netjsongraph,netjson/django-netjsongraph,netjson/django-netjsongraph,interop-dev/django-netjsongraph