webstaff: toward label printing

webstaff: toward label printing

...better stock template for labels, and a | wrap filter
...pull in some Library Settings for Print Labels
...Reset to Default button for templates for both receipt and item print labels
...toward tabs for Print Label interface
...template management for print labels
...bundle the Call Number Template in with saved templates
...manual editing of cn's for print labels
...And affixes in the stock CN template.
...Settings tab for print labels

Signed-off-by: Jason Etheridge <jason@esilibrary.com>