Added Django 1.7 migration for focal point blank=True. Fixes wagtail#664

wagtail/wagtailimages/migrations/0003_fix_focal_point_fields.py

@@ -0,0 +1,40 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+    """
+    When the initial migration was created, the focal point fields on image
+    did not have blank=True set.
+
+    This migration fixes this.
+    """
+
+    dependencies = [
+        ('wagtailimages', '0002_initial_data'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='image',
+            name='focal_point_height',
+            field=models.PositiveIntegerField(null=True, blank=True),
+        ),
+        migrations.AlterField(
+            model_name='image',
+            name='focal_point_width',
+            field=models.PositiveIntegerField(null=True, blank=True),
+        ),
+        migrations.AlterField(
+            model_name='image',
+            name='focal_point_x',
+            field=models.PositiveIntegerField(null=True, blank=True),
+        ),
+        migrations.AlterField(
+            model_name='image',
+            name='focal_point_y',
+            field=models.PositiveIntegerField(null=True, blank=True),
+        ),
+    ]