console-proxy: ignore META key mask if control was pressed (#3308)

On VMware Zone, hitting CTRL over Console Proxy will send a mask of
Meta key as well. This makes Ctrl+A, Ctrl+E and many functionalities
to not work in console.

Read #3229 for
details

For fixing ignore Meta key flag passed by SDK if Control was pressed.
The Jquery implementation sets the meta key to control key to support
IE.

Fixes #3229

Author: anuragaw

systemvm/agent/js/ajaxviewer.js

@@ -1431,7 +1431,9 @@ AjaxViewer.prototype = {
 		if(e.shiftLeft)
 			modifiers |= AjaxViewer.LEFT_SHIFT_MASK;
 
-		if(e.metaKey)
+		// Don't pass meta key modifier filter if control key is pressed.
+		// For more details see https://github.com/apache/cloudstack/issues/3229
+		if(e.metaKey && !e.ctrlKey)
 			modifiers |= AjaxViewer.META_KEY_MASK;
 
 		return modifiers;