[NEW] www/py-frappe-bench: Frappe / ERPNext apps setup tool

The bench allows you to setup Frappe / ERPNext apps on
your local machine or a production server. You can use
the bench to serve multiple frappe sites.

WWW: https://github.com/frappe/bench

Approved by: koobs
Differential Revision: https://reviews.freebsd.org/D3120