Add Rubinius 2.0.0
Download from official Rubinius releases site
run bundle before configure rubinius
Merge pull request #418 from jalkoby/master

Run bundle before configure rubinius
Add JRuby 1.7.5
Merge pull request #421 from deepj/master

Add JRuby 1.7.5
ruby-build 20131008
Add rbx-2.1.0
Merge pull request #430 from txus/master

Add Rubinius 2.1.0