trimming down Fedora installed size

[James Antill]

On Fri, 2014-05-16 at 14:52 -0400, James Antill wrote:
> yum fs refilter
>
> ...the former alters all the yumdb.ts_install_langs and
> yumdb.tsflag_nodocs flags for the installed packages (without having to
> do an actual reinstall), so that those packages are marked as having
> their docs/langs filtered (by yumdb, rpm -V will still complain).

 I apparently changed/fixed this at some point from when I remembered,
so it does do the reinstall transaction (and thus. rpm -V is happy). But
I believe this is fine on the live CD, right? (you can run transactions
to install/reinstall packages)?