[issue219] need a way to export all outgoing changes as a single diff

[Bryan O'Sullivan]

On Fri, 2006-04-28 at 06:08 -0700, Eric Hopper wrote:

> mq needs to be able to take a diff containing one change and a diff
> containing another change and combine them into one diff.

This is arguably not a function for mq to perform, but something that
can be done with the incredibly useful patchutils package.

In your case, you want combinediff.

	<b