Changelog for firewalld-0.3.8:
- fix memory leaks
- New option --debug-gc
- Python3 compatibility
- Better non-ascii support
- several firewall-config & firewall-applet fixes
- New --remove-rules commands for firewall-cmd and removeRules methods for D-Bus
- Fixed FirewallDirect.get_rules to return proper list
- Fixed LastUpdatedOrderedDict.keys()
- Enable rich rule usage in trusted zone (RHBZ#994144)
- New error codes: INVALID_CONTEXT, INVALID_COMMAND, INVALID_USER and INVALID_UID