Move django-based uncloud to top-level

uncloud_vm/migrations/0003_remove_vmhost_vms.py

@@ -0,0 +1,17 @@
+# Generated by Django 3.0.3 on 2020-03-05 13:58
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('uncloud_vm', '0002_auto_20200305_1321'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='vmhost',
+            name='vms',
+        ),
+    ]