GeoWebCache/geowebcache — pull request #182 by halset (2013-04-19 12:17:24+00:00)
Title: optional configuration parameter 'wmsQueryLayers' to 'wmsLayer'

this makes it possible to have a wmsLayer configuration like this:

composite
background,cells
true
cells

on the wms server, the cells layer is queryable, but the background layer is not.