console-proxy: ignore META key mask if control was pressed (#3308)
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 https://github.com/apache/cloudstack/issues/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
GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack,GabrielBrascher/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,DaanHoogland/cloudstack,GabrielBrascher/cloudstack