avoid wrapping in CDATA if special inline 'Format' is used - closes #196

lib/carto/tree/definition.js

@@ -129,7 +129,11 @@ tree.Definition.prototype.symbolizersToXML = function(env, symbolizers, zoom) {
         if (selfclosing) {
             xml += '/>\n';
         } else {
-            xml += '><![CDATA[' + tagcontent + ']]></' + name + '>\n';
+            if (tagcontent.indexOf('<Format') != -1) {
+                xml += '>' + tagcontent + '</' + name + '>\n';
+            } else {
+                xml += '><![CDATA[' + tagcontent + ']]></' + name + '>\n';
+            }
         }
     }
     xml += '  </Rule>\n';