tree 09f6274edf1081c799ccc7e89f9171436ab995db
parent abccb4f141957a54cdee96c733f974ee89bce1ad
author Nicolas Capens <capn@google.com> 1528486686 -0400
committer Nicolas Capens <capn@google.com> 1528487378 -0400

Make X11 as windowing system opt-in.

Fixes #52