I don’t know how to create python .egg package, so for now you can install the application by cloning it from github.
After cloning, add grid to your INSTALLED_APPS.
Also, make sure that you have request context processor added to TEMPLATE_CONTEXT_PROCESSORS:
from django.conf.global_settings import TEMPLATE_CONTEXT_PROCESSORS as TCP
TEMPLATE_CONTEXT_PROCESSORS = TCP + (
'django.core.context_processors.request'
)