Introduce the statistical models for the radio version

Change-Id: I05e894696f049d0b4c5451ea26ab4d9b49ff3fe8
diff --git a/crashreport_stats/migrations/0003_radioversion_radioversiondaily.py b/crashreport_stats/migrations/0003_radioversion_radioversiondaily.py
new file mode 100644
index 0000000..3ce431a
--- /dev/null
+++ b/crashreport_stats/migrations/0003_radioversion_radioversiondaily.py
@@ -0,0 +1,50 @@
+# -*- coding: utf-8 -*-
+#
+# Introducing the RadioVersion and RadioVersionDaily models
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('crashreport_stats', '0002_version_and_versiondaily_with_defaults'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='RadioVersion',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('is_official_release', models.BooleanField(default=False)),
+                ('is_beta_release', models.BooleanField(default=False)),
+                ('first_seen_on', models.DateField(auto_now_add=True)),
+                ('released_on', models.DateField(auto_now_add=True)),
+                ('heartbeats', models.IntegerField(default=0)),
+                ('prob_crashes', models.IntegerField(default=0)),
+                ('smpl', models.IntegerField(default=0)),
+                ('other', models.IntegerField(default=0)),
+                ('radio_version', models.CharField(max_length=200, unique=True)),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+        migrations.CreateModel(
+            name='RadioVersionDaily',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('date', models.DateField(auto_now_add=True)),
+                ('heartbeats', models.IntegerField(default=0)),
+                ('prob_crashes', models.IntegerField(default=0)),
+                ('smpl', models.IntegerField(default=0)),
+                ('other', models.IntegerField(default=0)),
+                ('version', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='daily_stats', to='crashreport_stats.RadioVersion')),
+            ],
+            options={
+                'abstract': False,
+            },
+        ),
+    ]