Update log4j to log4j2

Description

Openfire uses the Log4j library to write to log files. We should upgrade to Log4j2, which is very similar, but allows us to pick up  log4j.xml configuration file changes without restarting Openfire.

Environment

None
Fixed

Assignee

Guus der Kinderen

Reporter

Guus der Kinderen

Labels

Expected Effort

None

Ignite Forum URL

None

Components

Fix versions

Priority

Minor
Configure