Fixed typo in README
Fixed typo in README

eunomie/chgo,ilikepi/chruby,postmodern/chruby,postmodern/chruby,regularfry/chruby,rstacruz/chruby-fish,eunomie/chgo,ngpestelos/chruby,JeanMertz/chruby-fish,JeanMertz/chruby-fish,rstacruz/chruby-fish,kbrock/chruby,ilikepi/chruby,regularfry/chruby,kbrock/chruby,ngpestelos/chruby