used html_id context variable instead of chart.html_id
used html_id context variable instead of chart.html_id

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