dev-python/pyopenssl: Update to latest from gentoo

pyopenssl 16.2.0 adds support for OpenSSL 1.1:
 https://github.com/pyca/pyopenssl/blob/16.2.0/CHANGELOG.rst

Update to latest stable ebuild from gentoo with the following small
changes:
 * EAPI=5
 * KEYWORDS=*
 * Remove 3_6 from PYTHON_COMPAT

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>

BUG=chromium:734494
TEST=w/ openssl-1.0.2k: sudo emerge pyopenssl
TEST=w/ openssl-1.1.0f: sudo emerge pyopenssl
  => Builds ok in both cases.
TEST=(in chroot): python
  import OpenSSL
  OpenSSL.version.__version__
   => '16.2.0'

Change-Id: Ic13bba6b61e87dad11a3972b87a636dbb00d1c91
Reviewed-on: https://chromium-review.googlesource.com/544493
Commit-Ready: Daniel Kurtz <djkurtz@chromium.org>
Tested-by: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
3 files changed