talex5/mirage-tracing — pull request #1 by lnmx (2014-10-08 18:56:03+00:00)
Title: by default, only build the viewer

Hello.

`make` failed for me with an error about `Lwt.current_id` in `sim.ml`. The viewer builds OK on its own.

For anyone else that wants to try out the viewer, I thought it would be better to just build that by default.