[PATCH V2] context: override workingctx.hex() to avoid a crash

[Matt Mackall]

On Mon, 2015-06-15 at 22:33 -0400, Matt Harbison wrote:
> # HG changeset patch
> # User Matt Harbison <matt_harbison at yahoo.com>
> # Date 1434333857 14400
> #      Sun Jun 14 22:04:17 2015 -0400
> # Node ID e8aad4e14a74b6034d48183d737d52e78ba4c6b4
> # Parent  a69983942fb4dbfdf5ca8c7a123120ed09ead5db
> context: override workingctx.hex() to avoid a crash

Queued for default, thanks. I'm still a bit anxious about this, though,
so let's not add too many dependencies on this idea right away.

-- 
Mathematics is the supreme nostalgia of our time.