add user project

BeHub/Hub/models.py

@@ -40,7 +40,7 @@ class BeaconManager(models.Model):
         return str(self.beacon)
 
 class UserProject(models.Model):
-    author = models.ForeignKey(User, unique=True)
+    author = models.ForeignKey(User)
     beacons = models.ManyToManyField('Beacon')
     name = models.CharField(max_length=300)
     description = models.CharField(max_length=300, null=True)