[DEV-129] Redirect after ticket is created without user system (#1045)

* Redirect to home/dashboard after ticket is created without user system

* fix min-height in main-home-page-portal component

* Move success messagge

* querystring check

* fix delete ticket button visibility

client/src/app-components/ticket-viewer.js

@@ -843,13 +843,13 @@ class TicketViewer extends React.Component {
 
     showDeleteButton() {
         const { ticket, userLevel, userId, userStaff } = this.props;
-        const { owner, author } = ticket || {};
+        const { owner, author, closed } = ticket || {};
         const { staff, id } = author || {};
-              
+
         if(!owner) {
             if(userLevel === 3) return true;
             if(userId == id*1) {
-                return ((userStaff && staff));
+                return (userStaff && staff && closed);
             }
         }