add OneWay. no support in buildgraph yet

src/c3nav/mapdata/migrations/0024_oneway.py

@@ -0,0 +1,32 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.4 on 2016-12-18 00:17
+from __future__ import unicode_literals
+
+import c3nav.mapdata.fields
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('mapdata', '0023_escalatorslope'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='OneWay',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.SlugField(unique=True, verbose_name='Name')),
+                ('geometry', c3nav.mapdata.fields.GeometryField()),
+                ('level', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='oneways', to='mapdata.Level', verbose_name='level')),
+                ('package', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='oneways', to='mapdata.Package', verbose_name='map package')),
+            ],
+            options={
+                'default_related_name': 'oneways',
+                'verbose_name_plural': 'Oneways',
+                'verbose_name': 'Oneway',
+            },
+        ),
+    ]