adding migration file for phone number model field

userprofile/migrations/0004_add_contact_phone_number.py

+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import userprofile.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('userprofile', '0003_trigger_label_query'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='contact',
+            name='phone',
+            field=userprofile.models.PhoneNumberField(blank=True, max_length=255, validators=[userprofile.models.validate_phone, userprofile.models.validate_phone, userprofile.models.validate_phone]),
+        ),
+        migrations.AlterField(
+            model_name='contact',
+            name='email',
+            field=models.EmailField(max_length=254, blank=True),
+        ),
+    ]