[parrot/parrot] b99bb6: native numbers: document intel bit63

[GitHub]

  Branch: refs/heads/native_pbc2
  Home:   https://github.com/parrot/parrot
  Commit: b99bb676436aa4e930edea27b70898881777ad17
      https://github.com/parrot/parrot/commit/b99bb676436aa4e930edea27b70898881777ad17
  Author: Reini Urban <rurban at cpanel.net>
  Date:   2012-09-11 (Tue, 11 Sep 2012)

  Changed paths:
    M src/packfile/pf_items.c
    M t/native_pbc/number.t

  Log Message:
  -----------
  native numbers: document intel bit63