Fixe merge and improve sucess message

src/app/shared/agenda/new-event/new-event.component.ts

@@ -169,7 +169,7 @@ export class NewEventPage implements OnInit {
 
     if(this.profile=='mdgpr') {
       this.eventService.postEventMd(this.postEvent, this.postEvent.CalendarName).subscribe(
-        (id) => {
+        async (id) => {
 
           const eventId: string = id;
 
@@ -186,7 +186,7 @@ export class NewEventPage implements OnInit {
             };
           });
           
-          DocumentToSave.forEach((attachments, i) => {
+          await DocumentToSave.forEach((attachments, i) => {
             this.attachmentsService.setEventAttachmentById(attachments).subscribe((res) =>{
               
               if(DocumentToSave.length == (i+1)){