Restructure Alliance Auth package (#867)

* Refactor allianceauth into its own package

* Add setup

* Add missing default_app_config declarations

* Fix timerboard namespacing

* Remove obsolete future imports

* Remove py2 mock support

* Remove six

* Add experimental 3.7 support and multiple Dj versions

* Remove python_2_unicode_compatible

* Add navhelper as local package

* Update requirements

allianceauth/authentication/migrations/0010_only_one_authservicesinfo.py

@@ -0,0 +1,40 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.1 on 2017-01-07 06:47
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+def count_completed_fields(model):
+    return len([True for key, value in model.__dict__.items() if bool(value)])
+
+def forward(apps, schema_editor):
+    # this ensures only one model exists per user
+    AuthServicesInfo = apps.get_model('authentication', 'AuthServicesInfo')
+    users = set([a.user for a in AuthServicesInfo.objects.all()])
+    for u in users:
+        auths = AuthServicesInfo.objects.filter(user=u)
+        if auths.count() > 1:
+            pk = auths[0].pk
+            largest = 0
+            for auth in auths:
+                completed = count_completed_fields(auth)
+                if completed > largest:
+                    largest = completed
+                    pk = auth.pk
+            auths.exclude(pk=pk).delete()
+
+    # ensure all users have a model
+    User = apps.get_model('auth', 'User')
+    for u in User.objects.exclude(pk__in=[user.pk for user in users]):
+        AuthServicesInfo.objects.create(user=u)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('authentication', '0009_auto_20161021_0228'),
+    ]
+
+    operations = [
+        migrations.RunPython(forward, migrations.RunPython.noop)
+    ]