Log Message:
Update spiped to 1.4.1

spiped-1.4.1
* Fix build on OS X, and improve strict POSIX compliance.
* Improved zeroing of sensitive cryptographic data.
spiped-1.4.0
* Add automatic detection of compiler support (at compile-time) and CPU
  support (at run-time) for x86 "AES New Instructions"; and when available,
  use these to improve cryptographic performance.
* Add support for -g option, which makes {spiped, spipe} require perfect
  forward secrecy by dropping connections if the peer endpoint is detected to
  be running using the -f option.