[pve-devel] novc : rebase on last master + fix sendkey menu display

[Dietmar Maurer]

> I have send a demo patch, using Ext.ux.IFrame.
> 
> I only define 1 Frame id, so it's always the same which is reusing. (I have
> checked the dom to be sure).
> 
> The frame is loaded when only when the tab is displayed.
> 
> Resize is working fine.
> 
> Please test ! :)

applied, so that the whole team can test easily.