sbt/sbt-remote-control — pull request #141 by havocp (2014-06-03 20:23:11+00:00)
Title: Handle failed download of launch jar

If we failed to download, we previously left an empty file
and then embedded said empty file in our published artifact,
leading to a world of fail.

So now don't leave empty files around, and if we do for some
reason, try to overwrite them.