* Texture re-request timer will now reduce the DiscardLevel by one each re-request. This is temporary while we re-think the callback system for texture downloads * TestClient downloadtexture now takes an optional DiscardLevel * Added int support to Utils.Clamp() git-svn-id: http://libopenmetaverse.googlecode.com/svn/trunk@2246 52acb1d6-8a22-11de-b505-999d5b087335