[parrot/parrot] e13da8: Remove singletons. Fix Null PMC to populate PMCNUL...

[GitHub]

  Branch: refs/heads/whiteknight/gh_663
  Home:   https://github.com/parrot/parrot
  Commit: e13da84a6b42c0a3d608aa54405eabe44afa28e5
      https://github.com/parrot/parrot/commit/e13da84a6b42c0a3d608aa54405eabe44afa28e5
  Author: Whiteknight <wknight8111 at gmail.com>
  Date:   2012-05-07 (Mon, 07 May 2012)

  Changed paths:
    M lib/Parrot/Pmc2c/PMC.pm
    M lib/Parrot/Vtable.pm
    M src/pmc.c
    M src/pmc/default.pmc
    M src/pmc/env.pmc
    M src/pmc/null.pmc

  Log Message:
  -----------
  Remove singletons. Fix Null PMC to populate PMCNULL at class_init time