Fixes #769: Show default value for boolean custom fields
Fixes #769: Show default value for boolean custom fields

lampwins/netbox,digitalocean/netbox,digitalocean/netbox,snazy2000/netbox,Alphalink/netbox,lampwins/netbox,snazy2000/netbox,snazy2000/netbox,digitalocean/netbox,Alphalink/netbox,digitalocean/netbox,snazy2000/netbox,lampwins/netbox,lampwins/netbox,Alphalink/netbox,Alphalink/netbox