[parrot/parrot] 7f9121: t nci sig: bring back nci cstring support

[GitHub]

  Branch: refs/heads/rurban/t-nci-sig
  Home:   https://github.com/parrot/parrot
  Commit: 7f91210058b6de10ca92c322ebf95fd627c10ad8
      https://github.com/parrot/parrot/commit/7f91210058b6de10ca92c322ebf95fd627c10ad8
  Author: Reini Urban <rurban at cpanel.net>
  Date:   2014-03-11 (Tue, 11 Mar 2014)

  Changed paths:
    M include/parrot/nci.h
    M src/nci/libffi.c
    M src/nci/signatures.c

  Log Message:
  -----------
  t nci sig: bring back nci cstring support

WIP. needed in most external code.