Crash test update, calc threading

[Caolán McNamara]

On Wed, 2017-12-13 at 08:48 +0000, Crashtest VM wrote:
> New crashtest update available at http://dev-builds.libreoffice.org/c
> rashtest/b5bab910a7d1dcdcc4c10343cc74f2731560b68f/

Still got a lot of calc threading crashes and failures, e.g tdf95460-
1.odt crashes (https://gerrit.libreoffice.org/#/c/46380/ gets us past
that, though unsure if that really makes sense) and then goes on to
assert in ScDocument::GetFormatTable anyway, so something more needed
there