Removed all dependency on alliance membership

Renamed permission 'alliance_member' 'member'
Renamed multiple variables in settings.py and associated handlers in util

Maybe it still works?

templates/registration/password_reset_form.html

@@ -12,7 +12,7 @@
     <meta name="description" content="">
     <meta name="author" content="">
 
-    <title>{{ ALLIANCE_NAME }} - Login</title>
+    <title>{{ CORP_NAME }} - Login</title>
 
     <!-- Bootstrap Core CSS -->
     <link href="{% static 'css/bootstrap.min.css' %}" rel="stylesheet">