refactor WidgetUser model into Dashboard app

widget_robo_mommy/forum/models.py

 from django.db import models
-from django.contrib.auth.models import User
+from Dashboard.models import WidgetUser
 # Create your models here.
 
-# temporary user model for testing
-class WidgetUser(User):
-    pass
 
 class ForumPost(models.Model):
     title = models.CharField(max_length=255, blank=True, null=True)
@@ -12,6 +9,7 @@ class ForumPost(models.Model):
     author = models.ForeignKey(WidgetUser, related_name='forumpost', on_delete=models.CASCADE, null=True)
     pub_datetime = models.DateTimeField(auto_now_add=True)
 
+
 class Reply(models.Model):
     forumpost = models.ForeignKey(ForumPost, related_name='reply', on_delete=models.CASCADE, null=True)
     body = models.TextField(blank=True, null=True)