massive change on how files are accessed.

moved from prviding a path to using unique id's
if there might have been any directory traversal issues they should be gone now.

comic/migrations/0011_auto_20160331_1141.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.9.2 on 2016-03-31 10:41
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('comic', '0010_auto_20160331_1140'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='comicbook',
+            name='version',
+            field=models.IntegerField(default=1),
+        ),
+    ]