1.2.10

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