mxcl/homebrew — pull request #8689 by jgrocho (2011-11-20 09:56:12+00:00)
Title: Delete temp directory created during brew doctor

Running brew doctor creates a temporary directory in $HOMEBREW_TEMP or
/tmp but does not clean it up afterwards. This patch deletes the
directory created to prevent polluting $HOMEBREW_TEMP or /tmp with empty
directories.