Update to upstream version 2.3.4, which fixes CVE-2012-3478 and CVE-2012-2252
    
    - Updated rsync-protocol.patch to fix CVE-2012-2251, and to apply on top of the
      CVE-2012-3478 and CVE-2012-2252 fixes.
    - Updated makefile.patch to preserve RPM CFLAGS.
    - Added command-line-error.patch (from Debian), correcting error message
      generated when insecure command line option is used (CVE-2012-3478 fix
      regression).