geoserver/geoserver — pull request #247 by aaime (2013-06-04 10:59:05+00:00)
Title: [GEOS-5840]  and [GEOS-4760]

[GEOS-5840] Changing the default style of a layer won't cause truncation... of the tile caches for layer groups containing the layer, and, [GEOS-4760] Make GWC tile layers use the GeoServer layer's http caching settings