tree e09a85c3af4b753720efd3e8f51de476a9fe9a73
parent f8a7676b28b8cccc98c66eb5b9f2d528dc8400be
author Stephan Erb <serb@apache.org> 1528919427 +0000
committer Stephan Erb <serb@apache.org> 1528919427 +0000

Update Pants to 1.6.0 and Virtualenv to 16.0.0

Beyond a regular version bump, this fixes the build on older versions of MacOS.

Testing Done:
./build-support/jenkins/build.sh

Reviewed at https://reviews.apache.org/r/67326/