[rfc][icedtea-web][policyeditor] Enhancement: added Rename, Copy, and Paste actions

[Lukasz Dracz]

> > Attached is an updated version that applies cleanly to HEAD.
> >
> > Still not included are key accelerators or mnemonics for the new menu
> > items. I'm going to go through and redo all of them in a later patch.
> >
> > Thanks,
> >
> 
> Very slight update. I noticed that the Rename action didn't ensure that
> a codebase wasn't renamed to an already existing other codebase, which
> would allow the already existing codebase to be deleted in favour of the
> newly renamed one. This is solved just by checking if the desired rename
> is already present in another codebase entry and, if so, re-prompting
> for a codebase name.
> 
> Thanks,
> 
> --
> Andrew A
> 
> 

Hello,

Great update !
Looks good to me, +0.5.

Thank you,
Lukasz Dracz