alerts: Include team members on new message alert

This fixes a slight issue where the team members would never be included on
the new message alert. Now, the system will send to either the assigned
staff member, if any, or the members of the assigned team, again, if any.

include/class.ticket.php

@@ -1721,8 +1721,12 @@ class Ticket {
 
             //Assigned staff if any...could be the last respondent
 
-            if($this->isAssigned() && ($staff=$this->getStaff()))
-                $recipients[]=$staff;
+            if ($this->isAssigned()) {
+                if ($staff = $this->getStaff())
+                    $recipients[] = $staff;
+                elseif ($team = $this->getTeam())
+                    $recipients = array_merge($recipients, $team->getMembers());
+            }
 
             //Dept manager
             if($cfg->alertDeptManagerONNewMessage() && $dept && ($manager=$dept->getManager()))