Set superuser for CLI created users

Closes #543

babybuddy/forms.py

@@ -20,6 +20,7 @@ class UserAddForm(UserCreationForm):
 
     def save(self, commit=True):
         user = super(UserAddForm, self).save(commit=False)
+        # All Baby Buddy users are superusers.
         user.is_superuser = True
         if commit:
             user.save()

babybuddy/management/commands/createuser.py

@@ -113,6 +113,8 @@ class Command(BaseCommand):
             ).create_user(**user_data, password=user_password)
             user.email = options.get("email")
             user.is_staff = options.get("is_staff")
+            # All Baby Buddy users are superusers.
+            user.is_superuser = True
             user.save()
 
             if options.get("verbosity") > 0: