Renamed MRI_VERSION to RUBY_VERSION.
Renamed MRI_VERSION to RUBY_VERSION.

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