HOR-1293 "Create PMFunction to Send Message to Group PMFSendMessageToGroup" SOLVED

Issue:
    Create PMFunction to Send Message to Group PMFSendMessageToGroup
Cause:
    Nuevo requerimiento de funcion
Solution:
    Se a implementado la nueva funcion:
        function PMFSendMessageToGroup(
            $groupId,
            $caseId,
            $from,
            $subject,
            $template,
            $arrayField = [],
            $arrayAttachment = [],
            $showMessage = true,
            $delIndex = 0,
            $config = [],
            $limit = 100
        )

workflow/engine/classes/class.system.php

@@ -985,7 +985,7 @@ class System
         return $aChanges;
     }
 
-    public function getEmailConfiguration ()
+    public static function getEmailConfiguration()
     {
         $emailServer = new \ProcessMaker\BusinessModel\EmailServer();