add south migrations, convert update to python

pandora/changelog/migrations/0001_initial.py

@@ -0,0 +1,36 @@
+# -*- coding: utf-8 -*-
+import datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+        # Adding model 'Changelog'
+        db.create_table('changelog_changelog', (
+            ('id', self.gf('django.db.models.fields.AutoField')(primary_key=True)),
+            ('created', self.gf('django.db.models.fields.DateTimeField')(auto_now_add=True, blank=True)),
+            ('type', self.gf('django.db.models.fields.CharField')(max_length=255, db_index=True)),
+            ('value', self.gf('ox.django.fields.DictField')(default={})),
+        ))
+        db.send_create_signal('changelog', ['Changelog'])
+
+
+    def backwards(self, orm):
+        # Deleting model 'Changelog'
+        db.delete_table('changelog_changelog')
+
+
+    models = {
+        'changelog.changelog': {
+            'Meta': {'object_name': 'Changelog'},
+            'created': ('django.db.models.fields.DateTimeField', [], {'auto_now_add': 'True', 'blank': 'True'}),
+            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'type': ('django.db.models.fields.CharField', [], {'max_length': '255', 'db_index': 'True'}),
+            'value': ('ox.django.fields.DictField', [], {'default': '{}'})
+        }
+    }
+
+    complete_apps = ['changelog']