new custom command for sending mails via cron (still empty)

input/management/commands/sendmails.py

@@ -0,0 +1,7 @@
+from django.core.management.base import BaseCommand, CommandError
+
+class Command(BaseCommand):
+    help = 'This command sends mail with surveylinks after some amount of time.'
+
+    def handle(self, *args, **options):
+        self.stdout.write(self.style.SUCCESS('sendmails custom command executed'))