Pablo Neira Ayuso (11):
      fix segfault in example in nflog_get_payload()
      add nflog_snprintf_xml() to output a log in XML format
      nflog: consistent nflog_snprintf_xml() return value with snprintf()
      nflog: fix HW address output in nfq_snprintf_xml()
      nflog: remove `0x' from HW protocol in output of nflog_snprintf_xml()
      nflog: do not default to NFLOG_XML_HW in nflog_snprintf_xml()
      nflog: revert previous patch
      build: add libtool m4 support
      doc: add libnetfilter_log doxygen documentation and update copyright notice
      build: add LIBVERSION to Makefile.am
      nfq: fix redundant LIBVERSION definition