ENH: add try_ without custom build dir.
ENH: add try_ without custom build dir.

This will help to chain several try_* in one build directory.

abadger/Bento,cournape/Bento,abadger/Bento,cournape/Bento,cournape/Bento,abadger/Bento,cournape/Bento,abadger/Bento