media-libs/tiff: pull in upstream security fixes

Pulled from Gentoo which pulled from upstream tiff.

BUG=chromium:706349
TEST=precq passes

Change-Id: I54083d2061ac14c9f77bd71ffea99703ebf36da3
Reviewed-on: https://chromium-review.googlesource.com/473848
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
39 files changed