Permissions Auditing Tool (#698)

* Added block for page_title as title fragment

* Add permissions auditing tool

* Added tests for permissions audit tool

* Added documentation for permissions tool

* Add permissions tool to coverage

permissions_tool/migrations/0001_initial.py

@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.5 on 2017-02-06 08:58
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='PermissionsTool',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+            ],
+            options={
+                'managed': False,
+                'permissions': (('audit_permissions', 'Can audit permissions'),),
+            },
+        ),
+    ]