[parrot/parrot] afbc56: pbc_to_exe: add unistd.h and ChangeLog

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/parrot/parrot
  Commit: afbc56c76740bdf28b460b884ddcbc32c8ca0e1d
      https://github.com/parrot/parrot/commit/afbc56c76740bdf28b460b884ddcbc32c8ca0e1d
  Author: Reini Urban <rurban at cpanel.net>
  Date:   2014-09-08 (Mon, 08 Sep 2014)

  Changed paths:
    M ChangeLog
    M tools/dev/pbc_to_exe.winxed

  Log Message:
  -----------
  pbc_to_exe: add unistd.h and ChangeLog

GH #1088