Install Ruby 1.9.2 on OSX 10.6

# Install Ruby 1.9.2 on OS 10.6
# Uses RVM and homebrew

# Install RVM (if you haven't already)
bash < <( curl http://rvm.beginrescueend.com/releases/rvm-install-head )

# Install homebrew (if you haven't already)
ruby -e "$(curl -fsS http://gist.github.com/raw/323731/install_homebrew.rb)"

# If you already had rvm installed (older versions only)
rvm update
rvm reload

# Install iconv
rvm package install iconv

# Install libyaml
brew install libyaml

# Install readline
brew install readline

# Install Ruby 1.9.2
rvm install 1.9.2 -C --with-readline-dir=/usr/local/Cellar,--with-libyaml-dir=/usr/local/Cellar,--with-iconv-dir=$HOME/.rvm/usr,--build=x86_64-apple-darwin10