pillow: upgraded package to upstream

Upgraded dev-python/pillow to version 3.4.2-r1 on amd64

BUG=chromium:857263
TEST=emerge-eve pillow

Change-Id: I77e9557ddee80f785c54f72fcba933db12c237d6
Reviewed-on: https://chromium-review.googlesource.com/1153600
Commit-Ready: Victor Reyes Espinoza <vmreyes@google.com>
Tested-by: Victor Reyes Espinoza <vmreyes@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
5 files changed