Add django 1.7 migration for modified slot length

Author: yakky

cms/migrations_django/0002_auto_20140807_2306.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cms', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='placeholder',
+            name='slot',
+            field=models.CharField(verbose_name='slot', max_length=255, editable=False, db_index=True),
+        ),
+    ]