sstephenson/ruby-build — pull request #255 by mislav (2012-12-21 01:50:27+00:00)
Title: remove PREFIX dir after failed rbenv install

When REE installation fails, it still manages to create a directory in
"versions/", fooling rbenv into thinking there is now a version available
there. This cleans up after the fact.

References sstephenson/rbenv#297