No longer spawn the chruby-exec sub-shell in interactive-mode (closes #119).
No longer spawn the chruby-exec sub-shell in interactive-mode (closes #119).

kbrock/chruby,ngpestelos/chruby,kbrock/chruby,eunomie/chgo,postmodern/chruby,eunomie/chgo,ilikepi/chruby,ilikepi/chruby,regularfry/chruby,ngpestelos/chruby,regularfry/chruby,postmodern/chruby