Reflect attendee type with generic icon

UI/WebServerResources/js/Scheduler/Attendees.service.js

@@ -169,6 +169,8 @@
           uid: card.c_uid,
           domain: card.c_domain,
           isMSExchange: card.ismsexchange,
+          isGroup: card.$isList(),
+          isResource: card.isresource,
           name: card.c_cn,
           email: card.$preferredEmail(),
           role: Attendees.ROLES.REQ_PARTICIPANT,

UI/WebServerResources/js/Scheduler/ComponentController.js

@@ -337,6 +337,16 @@
       form.$setDirty();
     };
 
+    this.defaultIconForAttendee = function (attendee) {
+      if (attendee.isGroup) {
+        return 'group';
+      } else if (attendee.isResource) {
+        return 'meeting_room';
+      } else {
+        return 'person';
+      }
+    };
+
     this.nextSlot = function () {
       findSlot(1);
     };