This fixes the checkbox selector in Vandelay's Inspect Queue interface, so you can...

This fixes the checkbox selector in Vandelay's Inspect Queue interface, so you can, for example, check a specific record in the queue and do Actions ->
Import Selected without the progressmeter hanging with a dojo.byId() is null error.  The formatter for the checkbox column in the table gets called
multiple times for a given row, and the first time it gets called it's using an id of null.  Subsequent calls with a real id replace the HTML generated.

git-svn-id: svn://svn.open-ils.org/ILS/trunk@15269 dcc99617-32d9-48b4-a31d-7c20da2025e4