GitLab

 - Use the reentrant tokenizer version strtok_r to break up vendor and model
   names in print.c.
 - Add implementation of strtok_r for mingw (strtok_r is POSIX only).
 - Free allocated temporary memory again.

Corresponding to flashrom svn r1700.
Signed-off-by: Stefan Tauner <stefan.tauner@alumni.tuwien.ac.at>
Acked-by: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006@gmx.net>