Split firewalld tasks and vars to separate them to
 * zones
 * zone masquerade
 * zone sources
 * zone interfaces
 * open ports in zone
 * enabled services in zone
 * defined rich rules

Update all firewalld tasks to allow add or remove components.

Update all firewalld tasks to allow choose if changes are permanent and
applied immediately or not.

firewalld_zones: reload firewalld daemon immediately if a changes are
made. It is required by firewalld daemon to know about new zones.

Default zone is defined only if var firewall_firewalld_defaultzone is
defined.

To the "Firewalld permanent to current" handler add condition to run
only if variable firewall_firewalld_permanent2current is true.