Bug 17648: (QA follow-up) Restore imediate sending of the notice

Bug 17648: (QA follow-up) Restore imediate sending of the notice

The original notice was sent using SendAlerts, which triggers
immediately on submission and doesn't wait for the cron task.

This patch restores that immediacy and also fixes a bug in the imports
on the original patch.

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>