Corporate Management stage 1

This changeset adds a couple of new features to the API, it pulls in all characters on a corp
basis, if a director's API key is available, and updates last login/logoff date/times for each
corp member.

eve_api/evolutions/director-update.py

@@ -0,0 +1,7 @@
+from django_evolution.mutations import *
+from django.db import models
+
+MUTATIONS = [
+    AddField('EVEPlayerCharacter', 'applications', models.BooleanField, initial=False)
+]
+