Allow for Inventory filtering by device group

[slalomsk8er]

Hi,

I got asked if I could open a feature request for a filter by device group for the inventory.
From my understanding, this could indeed be useful.

A similar request exists:

Add device group support for searching.

Feature request: Add device group support for searching

I use devices groups as a way of separating my different sites. I can click on syslog for example and can choose a particular IP i want to view. However, with 1000+ IPs this becomes unmanageable. Device groups solves that problem for the most part. Ideally when searching the categories below, i could choose a device group. I could then choose all the IPs in that group or specify a single one. There might be more, these are just the ones i came across. Syslog, Inventory, Eventlog, IPv4, IPv6, M…