Commit substantive changes from Joe Atzberger's patch to add a renewal hook, and...

Commit substantive changes from Joe Atzberger's patch to add a renewal hook, and create a DB upgrade script

The substantive changes are:

    * $ses->request('open-ils.trigger.event.autocreate', 'renewal',  $self->circ, $self->circ_lib) if $self->is_renewal;
    * 1; added at the end of module,
    * SQL line added for renewal hook.

Note: also corrected typos in the SQL for another hook

git-svn-id: svn://svn.open-ils.org/ILS/trunk@14169 dcc99617-32d9-48b4-a31d-7c20da2025e4