[tasks] Add more visibility to backups

vrobbler/apps/scrobbles/management/commands/backup_database.py

@@ -0,0 +1,7 @@
+from django.core.management.base import BaseCommand
+from vrobbler.apps.scrobbles.tasks import backup_database
+
+
+class Command(BaseCommand):
+    def handle(self, *args, **options):
+        backup_database()