[PATCH STABLE] ignore: fix path concatenation of .hgignore on Windows

[Matt Mackall]

On Mon, 2015-07-27 at 23:02 +0900, Yuya Nishihara wrote:
> # HG changeset patch
> # User Yuya Nishihara <yuya at tcha.org>
> # Date 1438002880 -32400
> #      Mon Jul 27 22:14:40 2015 +0900
> # Branch stable
> # Node ID fb55ea49d79ecdc193392b791dee02b2912cf727
> # Parent  3e84f40232c7931dbeca16e563ae8f63ca12cf4d
> ignore: fix path concatenation of .hgignore on Windows

Queued for stable, thanks.

-- 
Mathematics is the supreme nostalgia of our time.