This check is triggered by nested pyuno PyThreadAttach instances.
The assertion is basically about having multiple PyThreadState instances
per OS thread.  Hopefully this is not a "real" problem and the other
checks in PyEval_ReleaseThread/PyEval_AcquireThread will find all "real"
problems.

http://www.mail-archive.com/libreoffice@lists.freedesktop.org/msg62195.html

Change-Id: Ia82135f37f55ea69b545a83098619939869cb7c5
Reviewed-on: https://gerrit.libreoffice.org/3453Reviewed-by: David Ostrovsky <David.Ostrovsky@gmx.de>
Tested-by: David Ostrovsky <David.Ostrovsky@gmx.de>