fix exception in about popup

plugins/c9.ide.help/help.xml

@@ -10,9 +10,7 @@
       skin      = "win-help-about"
       class     = "aboutDialogBox">
         <div class="aboutImage">
-            <div id="c9Version" textselect="true"><?lm
-                Version {cloud9config.version}
-            ?></div>
+            <div id="c9Version" textselect="true">Version</div>
              <!-- <div class="c9Legal">
             <p><a href="http://www.bettercallsaul.com/">Click here for legal notices.</p>
             </div> -->

plugins/c9.ide.ui/lib/dropdown.js

@@ -434,6 +434,7 @@ apf.dropdown = function(struct, tagName) {
             this.dispatchEvent("afterchange", { value: value });
         }
     };
+    this.getValue = function() { return this.value; };
     // *** Keyboard Support *** //
     
     this.getSelectedNode = function() {