[parrot/parrot] 3631ee: Set the executable name from prt0, to avoid an API...

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  Branch: refs/heads/whiteknight/frontend_parrot2
  Home:   https://github.com/parrot/parrot

  Commit: 3631eece3b1ac11c034dfdf70a0de886fe171d59
      https://github.com/parrot/parrot/commit/3631eece3b1ac11c034dfdf70a0de886fe171d59
  Author: Whiteknight <wknight8111 at gmail.com>
  Date:   2011-08-13 (Sat, 13 Aug 2011)

  Changed paths:
    M frontend/parrot2/main.c
  M frontend/parrot2/prt0.pir
  M src/pmc/parrotinterpreter.pmc

  Log Message:
  -----------
  Set the executable name from prt0, to avoid an API call. Show usage messages from prt0 if necessary, fix handling of -h and -V. a few other related cleanups