Added details on creating new Renderer
Added details on creating new Renderer

vivek8943/django-graphos,vpistis/django-graphos,vpistis/django-graphos,sheepeatingtaz/django-graphos,vivek8943/django-graphos,vpistis/django-graphos,vivek8943/django-graphos,aorzh/django-graphos,aorzh/django-graphos,agiliq/django-graphos,sheepeatingtaz/django-graphos,agiliq/django-graphos,aorzh/django-graphos,agiliq/django-graphos,sheepeatingtaz/django-graphos