Features:
- nginx_general and nginx_upstream_server Modules (#64) @atammy-narmi
- gateway Module (#81) @kdhlab
- rule_interface_group Module (#84) @jiuka
- Better error message on connection errors
Fixes:
- Connect to firewall over IPv6 (#82)
- Enable rule and rule_multi to use port-aliases and port-ranges (#86)
- Virtual-Environment fixes (#79)
- Add warning to system-upgrade module (#80)
- Multiple minor fixes