ruby-build 20120815

• Add MagLev 1.1.0-dev from git
• Add Ruby 1.8.7-p370 (for those having trouble
  installing 1.8.7 with newer versions of glibc, please see
  #195 (comment))
• Update the package URL in the definition for JRuby 1.7.0-preview1
• Add JRuby 1.7.0-preview2
• Update the Rubinius 2.0.0-dev definition to use the bundled RubyGems version
  instead of installing its own
• Add an rbenv uninstall command for removing installed versions
• Improved the option parsing for ruby-build and rbenv-install so
  options may be placed in any order, and short options may be
  combined (e.g. -kv)
• Add a -l/--list option to rbenv install to list all available
  definitions
• Add a -v/--verbose option to rbenv install to invoke ruby-build in
  verbose mode
• Documented the -k/--keep flag in the command-line help for
  ruby-build and rbenv install

ruby-build 20120524

• Add JRuby 1.6.7.2 and 1.7.0-preview1
• Removed the definition for JRuby 1.7.0-dev (in general we do not
  like to remove definitions, but the JRuby team has deleted the
  1.7.0-dev package from their servers -- caveat emptor)
• Added support for specifying the build location with the
  RUBY_BUILD_BUILD_PATH environment variable
• Add a -k/--keep flag to ruby-build and rbenv install for
  keeping the source code around after installation
• Update the README to emphasize installation as an rbenv plugin

ruby-build 20120423

• Improved error messages when dependencies are missing
• XCode 4.3+ may be used to build 1.9.3-p125 and later
• Update all Ruby 1.9.2 and 1.9.3 definitions to RubyGems 1.8.23
• Add REE 1.8.7-2012.02 and 1.8.7-2009.10
• Add JRuby 1.6.7
• Add Ruby 1.9.2-p318, 1.9.2-p320, and 1.9.3-p194

ruby-build 20120216

• Add REE 1.8.7-2011.12 and 1.8.7-2012.01
• Add JRuby 1.6.5.1 and 1.6.6
• Add Ruby 1.8.7-p358 and 1.9.3-p125
• Update the README with instructions for installing ruby-build as an rbenv
  plugin

ruby-build 20111230

• Add MagLev 1.0.0
• Added support for overriding make options with the
  $MAKEOPTS/$MAKE_OPTS environment variable
• Removed RubyGems installations from JRuby definitions in favor of
  the bundled RubyGems versions
• Add a before_install_package hook
• Add REE 1.8.7-2009.09 and 1.8.7-2010.01
• Add Ruby 1.8.6-p383, 1.8.7-p302 and 1.8.7-p357
• Update the JRuby 1.7.0-dev snapshot URL
• Changed the GCC detector to look for gcc-* anywhere in the
  $PATH, not just /usr/bin

ruby-build 20111030

• Add Ruby 1.8.7-p334
• Renamed the 1.9.4-dev definition to 2.0.0-dev to reflect the new
  version numbering scheme
• ruby-build now automatically displays the last 10 lines of the error
  log, if any, when a build fails
• Improve the GCC detection routines and add a more helpful error message for
  Xcode 4.2 users
• JRuby installation no longer requires the install prefix to exist
  first
• You can now pass $CONFIGURE_OPTS to the REE definitions
• Add JRuby 1.6.5
• Add Ruby 1.9.2-p180
• Add Ruby 1.9.3-p0

ruby-build 20110928

• ruby-build now uses the --with-gcc configure flag on OS X Lion
• Add REE 1.8.7-2010.02 and 1.8.6-2009.06
• Modified rbenv-install to run rbenv rehash after installation
• Add Ruby 1.9.3-rc1
• Update the JRuby defintions to install the jruby-launcher gem
• Update the Rubinius 2.0.0 definition to point to the master branch
• Add JRuby 1.7.0-dev
• Add Ruby 1.9.4-dev

ruby-build 20110914

• Add Rubinius 2.0.0-dev for Rubinius 2.0.0 from git
• Added support for setting ./configure options with the
  CONFIGURE_OPTS environment variable
• Add Ruby 1.9.3-dev from git
• Add support for fetching package sources via git
• Add an rbenv-install script which provides an install command for rbenv users

ruby-build 20110906.1

• Changed the REE definition not to install its default gem
  collection
• Reverted a poorly-tested change that intended to enable support for
  relative installation paths

ruby-build 20110906

• Initial public release