the get ready for 1.4rc patch

* updated to automake 1.11 with silet build, with this warnings stand out much better in the build process.
  use make V=1 to see all as before
* switched from intltoolize to autopoint for gettext support
* moved m4 bits into their own subdirectory

--tobi

git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk/program@1819 a5681a0c-68f1-0310-ab6d-d61299d08faa