PickObject: select host, remote, local record types in TrafficShaping and PortForward modules. Refs #2774
PickObject: translate fw objects titles. Refs #2774
FirewallRules, TrafficShaping, PortForward pages: use translate() to print firewall object titles. Refs #2774
Inline help: fixed RST formatting warnings. Refs #2716
Added icons to PickObject. Refs #2783

Use "fa-globe" for "any", cubes for host, "gear" for service.
PortForward, TrafficShaping UI modules: detached firewall-adjust task. Refs #2774