repl now indicates when it is processing a monad
fixed error in do -- couldn't handle (do fred 3)
made concat[] flatten the args
fixed error in define, reorganized makefile a little
Merge branch 'origin/roy'

* refs/remotes/origin/roy:
  fixed error in define, reorganized makefile a little
  made concat[] flatten the args
  fixed error in do -- couldn't handle (do fred 3)
  repl now indicates when it is processing a monad