Also run the `brew upgrade` command under the brew user.
Use more one-liners now that we don't have to worry about `set -e`.
Changed download_patches to replace URLs in $PATCHES with paths.
Rename all variables to lower-case to match variable naming convention.
Update the copyright years.
Updated the ChangeLog for 0.4.0.
Mention rbx-2.2.5.
Updated the README for 0.4.0.
Added PGP signature for v0.4.0
Updated the homebrew formula for 0.4.0.
Updated the rpm spec for 0.4.0.
Added rpm/sources with the md5 for ruby-install-0.4.0.tar.gz.
Added an rpm task for building the rpm.
Fixed changelog dates in the rpm spec.
Continue if install_dir exists so reinstall succeeds.
Support mruby --jobs option.
Added Ruby 2.1.1, 2.0.0-p451 and 1.9.3-p545.
Update tests for Ruby 1.9.3-p545.
Remove version aliases for EOL'd Rubies.
Added JRuby 1.7.11.