split2po is a command-line tool that takes the two given DocBook
XML files and produces a gettext message file (PO-file) that
represents the changes between them.

xml2pot is a command-line tool that produces a gettext message
template file from the DocBook XML file original-XML.

Some utilities from original package were not ported due
to lack of C runtime for Antlr 2 in our ports.
