* po/Makevars (XGETTEXT_OPTIONS): Add `--from-code=UTF-8'.
* Makefile.am (EXTRA_DIST): Add `build-aux/config.rpath'. (SUBDIRS, ACLOCAL_AMFLAGS): New variables. * configure.ac: Use `AM_GNU_GETTEXT'. Emit `po/Makefile.in'. * po/Makevars, po/POTFILES.in: New files.