Update IO-Socket-IP to CPAN version 0.29

Update IO-Socket-IP to CPAN version 0.29

  [DELTA]

  0.29  2014/02/24 16:06:29
        [BUGFIXES]
         * Workaround for OSes that disobey AI_ADDRCONFIG and yield AIs on
           families the kernel will not support anyway (e.g. HPUX)
         * Workaround for OSes that lack getprotobyname() (e.g. Android)