[Update] Change user model

apps/users/migrations/0002_auto_20171225_1157.py

+# -*- coding: utf-8 -*-
+# Generated by Django 1.11 on 2017-12-25 03:57
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('users', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='user',
+            name='email',
+            field=models.EmailField(max_length=128, unique=True, verbose_name='Email'),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='name',
+            field=models.CharField(max_length=128, verbose_name='Name'),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='username',
+            field=models.CharField(max_length=128, unique=True, verbose_name='Username'),
+        ),
+        migrations.AlterField(
+            model_name='user',
+            name='wechat',
+            field=models.CharField(blank=True, max_length=128, verbose_name='Wechat'),
+        ),
+    ]