NetworkLinks were not parsed, even is maxdepth was set. Fix that and add a

test to make sure it doesn't regress.


git-svn-id: http://svn.openlayers.org/trunk/openlayers@8519 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Format/KML.js

@@ -141,7 +141,7 @@ OpenLayers.Format.KML = OpenLayers.Class(OpenLayers.Format.XML, {
 
         // Set default options 
         var options = {
-            depth: this.maxDepth,
+            depth: 0,
             styleBaseUrl: this.styleBaseUrl
         };