No idea, i don't recall adding it and it's not in my sparse checkout.
I can push an extra commit to delete it later today.

    Giovanni
Il 15-mag-2014 05:47 "Slava Krutelyov" <notifications@github.com> ha
scritto:

> In packages:
>
> > @@ -0,0 +1,9 @@
> > +DataFormats/BTauReco
>
> what is this doing here?
>
> —
> Reply to this email directly or view it on GitHub<https://github.com/cms-sw/cmssw/pull/3875/files#r12673224>
> .
>