enable rubinius testing
Merge pull request #11 from Benny1992/master

Enable Rubinius testing
Set required ruby version
Typo: `Roting` => `Routing`
Merge pull request #12 from joneslee85/patch-1

Set required ruby version
Merge pull request #14 from arthurgeek/patch-1

Typo: `Roting` => `Routing`
Depend on http_router '~> 0.11'. Ref #13
Experimental support of JRuby in 2.0 mode
Merge pull request #15 from lotus/jruby-support

Experimental support of JRuby in 2.0 mode