complete german translation and improve some messages

src/c3nav/mapdata/migrations/0032_auto_20161223_2225.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.4 on 2016-12-23 22:25
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mapdata', '0031_locationgroup_compiled_room'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='arealocation',
+            name='routing_inclusion',
+            field=models.CharField(choices=[('default', 'Default, include if map package is unlocked'), ('allow_avoid', 'Included, but allow excluding'), ('allow_include', 'Avoided, but allow including'), ('needs_permission', 'Excluded, needs permission to include')], default='default', max_length=20, verbose_name='Routing Inclusion'),
+        ),
+    ]