Tag RC4 release.

git-svn-id: http://svn.openlayers.org/tags/openlayers/release-2.4-rc4@3178 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

build/license.txt

@@ -2,8 +2,8 @@
 
   OpenLayers.js -- OpenLayers Map Viewer Library
 
-  Copyright 2005-2006 MetaCarta, Inc., released under the BSD license.
-  Please see http://svn.openlayers.org/trunk/openlayers/release-license.txt
+  Copyright 2005-2006 MetaCarta, Inc., released under a modified BSD license.
+  Please see http://svn.openlayers.org/trunk/openlayers/repository-license.txt
   for the full text of the license.
 
   Includes compressed code under the following licenses:

lib/OpenLayers/Renderer/SVG.js

@@ -50,9 +50,7 @@ OpenLayers.Renderer.SVG.prototype =
      */
     supported: function() {
         var svgFeature = "http://www.w3.org/TR/SVG11/feature#SVG";
-        var supported = (document.implementation && 
-                        (document.implementation.hasFeature("org.w3c.svg", "1.0") || 
-                         document.implementation.hasFeature(svgFeature, "1.1")));
+        var supported = (document.implementation.hasFeature("org.w3c.svg", "1.0") || document.implementation.hasFeature(svgFeature, "1.1"));
         return supported;
     },