Add audit logging ("events_logging")

[rosiel]

It is useful to have a permanent (not watchdog, which gets purged and is mixed with other stuff) log of who does what to repository content.

The events_logging module provides this.

Sample log output with default logging template:

Mon, 08/12/2024 - 11:27 admin 214596-p_021-Thumbnail Image.jpg media_delete delete user admin (uid 1) performed delete operation on entity Media (id 3) 192.168.65.1