Made improvements to extension support as well as connector extension

git-svn-id: http://svg-edit.googlecode.com/svn/trunk@1279 eee81c28-f429-11dd-99c0-75d572ba1ddd

editor/locale/locale.js

@@ -37,6 +37,10 @@ var put_locale = function(svgCanvas, given_param){
 	
 	var processFile = function(data){
 		var LangData = eval(data), js_strings;
+		var more = svgCanvas.runExtensions("addLangData", lang_param);
+		if(more) {
+			LangData = $.merge(LangData, more.data);
+		}
 		$.each(LangData, function(i, data) {
 			if(data.id) {
 				var elem = $('#'+data.id)[0];