Log Message:
Update to 3.0.48:

--- 3.0.48 2009/08/28

The show command offered by the zoomsh command now takes a 3d optional
parameter type which is what is passed to ZOOM_record. If the type
argument is omitted, "render" is used.

RPN to CQL conv may use USE string attributes (bug #2978).

MarcXchange NS is now info:lc/xmlns/marcxchange-v1 .