[parrot/parrot] 76bade: dynpmc/Rules: Revert OS build rules to pre 97aa16a

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/parrot/parrot
  Commit: 76badef98ff76f3c635ae9ae40c1002e107fec28
      https://github.com/parrot/parrot/commit/76badef98ff76f3c635ae9ae40c1002e107fec28
  Author: Brian Gernhardt <brian.gernhardt at mail.rit.edu>
  Date:   2012-09-16 (Sun, 16 Sep 2012)

  Changed paths:
    M src/dynpmc/Rules.in

  Log Message:
  -----------
  dynpmc/Rules: Revert OS build rules to pre 97aa16a

The rule to build os.str seems to be unnecessary and breaks nmake.