EVE Swagger Interface (#591)

FAT uses ESI tokens to get character location/ship
 - closes #564

 Pull corp memebrship data from ESI

Additional permissions for non-api viewing.
 - migration to convert permissions from old users.

Standardize EVE datasource responses.
 - allow different sources for EVE data types.

Allow empty values for character alliance id and name

Allow multiple corps and alliances to be considered 'members'

eveonline/migrations/0005_remove_eveallianceinfo_member_count.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.1 on 2016-12-16 23:22
+from __future__ import unicode_literals
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('eveonline', '0004_eveapikeypair_sso_verified'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='eveallianceinfo',
+            name='member_count',
+        ),
+    ]

eveonline/migrations/0006_allow_null_evecharacter_alliance.py

@@ -0,0 +1,25 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.1 on 2017-01-02 19:23
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('eveonline', '0005_remove_eveallianceinfo_member_count'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='evecharacter',
+            name='alliance_id',
+            field=models.CharField(blank=True, default='', max_length=254, null=True),
+        ),
+        migrations.AlterField(
+            model_name='evecharacter',
+            name='alliance_name',
+            field=models.CharField(blank=True, default='', max_length=254, null=True),
+        ),
+    ]