Merge pull request #1885 from ajaxorg/update_deps

update saxparser and jshint

lib/ace/ext/emmet.js

@@ -368,6 +368,7 @@ exports.runEmmetCommand = function(editor) {
     } catch(e) {
         editor._signal("changeStatus", typeof e == "string" ? e : e.message);
         console.log(e);
+        result = false
     }
     return result;
 };

lib/ace/mode/css_worker.js

@@ -76,6 +76,8 @@ oop.inherits(Worker, Mirror);
 
     this.onUpdate = function() {
         var value = this.doc.getValue();
+        if (!value)
+            return this.sender.emit("csslint", []);
         var infoRules = this.infoRules;
 
         var result = CSSLint.verify(value, this.ruleset);