[OE-core] Create more than one image with WIC

[Patrick Ohly]

On Wed, 2017-03-15 at 14:58 +0200, Ed Bartosh wrote:
> Regarding do_rm_work. It should not touch rootfs directories, I believe.

It does, and it should by default because a rootfs can be quite large.
If it's not going to be reused in another recipe, then it is worthwhile
to remove it.

-- 
Best Regards, Patrick Ohly

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