修改用户模型，增加部分字段

account/migrations/0012_auto_20151012_1546.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('account', '0011_user_auth_token'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='user',
+            name='create_time',
+            field=models.DateTimeField(auto_now_add=True, null=True),
+        ),
+    ]