* src/demos/one_rule_rewriting/ORR_demo.cc (main): Call
	  `realtime_here' on `right_auto' as it is passed as the second
	  argument of `rw_composition', and there is a `is_realtime'
	  precondition on this argument.

	* include/Makefile.am: Add new files to the distribution.
	* include/vaucanson/algorithms/evaluation_rw.hh: New.
	* include/vaucanson/algorithms/evaluation_rw.hxx: New.
	* include/vaucanson/algorithms/internal/evaluation.hxx: Move the
	  functions `evaluation' and `do_evaluation' to `evaluation_rw' and
	  `do_evaluation_rw' respectively (see `evaluation_rw.hh'). Cleanup
	  included headers.
	* include/vaucanson/algorithms/rw_composition.hxx: Include the header
	  file `internal/evaluation.hh'.
	* include/vaucanson/contexts/transducer_functions.thh,
	* include/vaucanson/contexts/transducer_maker.thxx: Include
	  `evaluation_rw.hh' instead of `internal/evaluation.hh'. Call
	  `evaluation_rw' instead of `evaluation'.

	* taf-kit/src/Makefile.am: Add new file to the distribution.
	* taf-kit/src/main.cc: Only include the `predefined_alphabets.hh'
	  header if relevant. Remove any reference to the `DEFAULT_EPSILON'
	  macro. New variable `predefined_string', to hold the dynamically
	  calculated string displayed when using --help.
	  (main) [!NO_PREDEF_ALPHABETS]: Call the new
	  `build_predefined_string' to populate `predefined_string'.
	* taf-kit/src/predefined_alphabets.hh: Include the
	  `parser_options.hh' header file. Remove the definition of
	  `DEFAULT_EPSILON'. Declare new function `build_predefined_string'.
	* taf-kit/src/predefined_alphabets.hxx: New: Add the implementation
	  of the `build_predefined_string'.
	* taf-kit/tests/vcsn-char-b.test,
	* taf-kit/tests/vcsn-char-fmp-b.test,
	* taf-kit/tests/vcsn-char-fmp-z.test,
	* taf-kit/tests/vcsn-char-z.test: Add the regression test.

	* taf-kit/src/Makefile.am: Define `NO_PREDEF_ALPHABETS' for the
	  `vcsn-char-char-b', `vcsn-char-int-b' and `vcsn-int-int-b'
	  executables.
	* taf-kit/tests/vcsn-char-b.test,
	* taf-kit/tests/vcsn-char-char-b.test,
	* taf-kit/tests/vcsn-char-fmp-b.test,
	* taf-kit/tests/vcsn-char-fmp-z.test,
	* taf-kit/tests/vcsn-char-int-b.test,
	* taf-kit/tests/vcsn-char-z.test,
	* taf-kit/tests/vcsn-int-b.test,
	* taf-kit/tests/vcsn-int-fmp-b.test,
	* taf-kit/tests/vcsn-int-fmp-z.test,
	* taf-kit/tests/vcsn-int-int-b.test,
	* taf-kit/tests/vcsn-int-z.test: Check whether or not a predefined
	  alphabet is defined.

	* build-aux/vcsn-xml.m4: Update the macro `_VCSN_CHECK_XML' to check
	  for xerces-c version x such as 2.3 <= x <= 3. Update the C++ ABI
	  check with code from `internal/ios.hh'.
	* include/Makefile.am: Update distributed files.
	* include/vaucanson/xml/parsers.hxx: Include `xml/internal/ios.hh'
	  instead of `xml/ios.hh'.
	* include/vaucanson/xml/printers.hxx (AutPrinter::print): Use the
	  new `print_xml' function declared in `internal/ios.hh'.
	* include/vaucanson/xml/ios.hh,
	* include/vaucanson/xml/ios.hxx,
	* include/vaucanson/xml/xml_xerces_stream.hh,
	* include/vaucanson/xml/xml_xerces_stream.hxx: Merge these files in
	  the new internal `ios.hh' and `ios.hxx'.
	* include/vaucanson/xml/internal/ios.hh,
	* include/vaucanson/xml/internal/ios.hxx: These files declare all
	  the low level stream handling of Vaucanson, and xerces-c major
	  version dependent code: New `print_xml' function to hide from user
	  level code the XERCES_VERSION_MAJOR macro.
	  (BinCxxInputStream::curPos, BinCxxInputStream::readBytes,
	  XMLXercesStream::writeChars): Update prototype to use `XMLSize_t'
	  and `XERCES_FILEPOS'.

	* include/vaucanson/xml/xml_exp_visitor.hxx: Replace each call of
	  `createElement' by a corresponding call of `create_element'.

	* include/vaucanson/xml/tools.hxx (create_element): Use the proper
	  name-space aware function `createElementNS' as Vaucanson has its
	  own name-space.

	* include/Makefile.am: Remove files from the distribution.
	* include/vaucanson/algebra/implementation/series/rat/xml_exp_visitor.hh: Remove.
	* include/vaucanson/algebra/implementation/series/rat/xml_exp_visitor.hxx: Remove.

	* include/vaucanson/algebra/implementation/series/krat_exp_parser.hxx
	  (Lexer::Lexer): Reserve seven elements only for `token_tab_'.
	  Rewrite a loop using an STL idiom.
	* taf-kit/tests/vcsn-char-b.test: Add the regression test for this
	  bug.

	* vaucanswig/expand.sh: Prevent vaucanswig from compiling reduce
	  algorithm.

	* ChangeLog: .
	* configure.ac: .
	* include/Makefile.am: .
	* include/vaucanson/algebra/implementation/semiring/numerical_semiring.hh: .
	* include/vaucanson/algebra/implementation/semiring/numerical_semiring.hxx: .
	* include/vaucanson/algorithms/reduce.hh: New.
	* include/vaucanson/algorithms/reduce.hxx: New.
	* include/vaucanson/contexts/automaton_functions.thh: .
	* include/vaucanson/design_pattern/element_ops.hxx: .
	* lib/generate_libvcsn.rb: .
	* taf-kit/src/Makefile.am: .
	* taf-kit/src/r_commands.cc: New.
	* taf-kit/tests/Makefile.am: .
	* taf-kit/tests/vcsn-char-r.test: New.

output rational expressions without knowing their structural
element.

	* configure.ac: Generate vcsn-char-r wrapper.
	* taf-kit/tests/Makefile.am,
	* taf-kit/tests/vcsn-char-r.test: Add test on the equivalence of two
	  R-automata using reduce.

	* include/vaucanson/algorithms/reduce.hh,
	* include/vaucanson/algorithms/reduce.hxx: Add building of the new
	  automaton from the matrix version

	* lib/generate_libvcsn.rb: Add reduce to libvcsn-r.
	* include/vaucanson/contexts/automaton_functions.thh: Add reduce.
	* taf-kit/src/Makefile.am,
	* taf-kit/src/r_commands.cc,
	* taf-kit/tests/Makefile.am: Generate tafkit for Real semiring.

	* include/vaucanson/algebra/implementation/semiring/numerical_semiring.hxx,
	* include/vaucanson/algebra/implementation/semiring/numerical_semiring.hh:
	  revert.

	* src/tests/include/tests/automata/algos/fmp_transducers/normalized_composition_test.hh,
	* src/tests/include/tests/automata/algos/fmp_transducers/subnormalized_composition_test.hh:
	  Replace `y' by `v'.

	* src/tests/include/tests/automata/algos/boolean_rw_transducers/invert_test.hh,
	* src/tests/include/tests/automata/algos/fmp_transducers/evaluation_fmp_test.hh,
	* src/tests/include/tests/automata/algos/fmp_transducers/normalized_composition_test.hh,
	* src/tests/include/tests/automata/algos/fmp_transducers/subnormalized_composition_test.hh:
	  Use the proper representations while building the ratexp.

	* src/tests/include/tests/automata/algos/boolean_rw_transducers/invert_test.hh:
	  Do not generate invalid alphabets.

	* include/Makefile.am: Add reduce.h{h,xx}.
	* include/vaucanson/algorithms/reduce.hh: New.
	* include/vaucanson/algorithms/reduce.hxx: New.

	* include/vaucanson/design_pattern/element_ops.hxx: The other
	  specialisation with a template T1 for the first element and a
	  template T2 for the second was ambigous for gcc.

	* include/vaucanson/algebra/implementation/semiring/numerical_semiring.hh,
	* include/vaucanson/algebra/implementation/semiring/numerical_semiring.hxx:
	  Add op_neg and op_div functions to real semirings.

	* include/vaucanson/algorithms/krat_exp_derivation.hh: Disable
	  the remaining interface as it do not work with Vaucanswig.
	* include/vaucanson/algorithms/eval.hh: Enable the interfaces as the
	  `Word' pseudo-type is handled correctly by Vaucanswig.
	* include/vaucanson/algorithms/krat_exp_constant_term.hh,
	* include/vaucanson/algorithms/krat_exp_derivation.hh,
	* include/vaucanson/algorithms/krat_exp_flatten.hh,
	* include/vaucanson/algorithms/krat_exp_linearize.hh: Replace
	  `*e' by `e' as rat exp need not be dereferenced.
	* include/vaucanson/algorithms/extension.hh: Disable the interfaces
	  as the `Transducer' pseudo-type cannot be handled by Vaucanswig
	  (Vaucanswig do not work for transducers).
	* vaucanswig/expand.sh: Add support for the `Letter' pseudo
	  type.

	* include/vaucanson/algebra/implementation/series/krat.hxx
	  (op_assign): Name the first argument, so that it is used
	  subsequently. (op_series_set): Use `op_convert' instead of
	  manually calling `constant' (factor more code). Pass the series to
	  various `op_convert' calls. Cosmetic changes.
	* src/tests/include/tests/algebra/series/misc/series_test.hh: Add
	  regression test.

	* src/tests/include/tests/context_headers/automata/global_consistency_test.hh:
	  Be more generic with respect to series representations.

	* include/vaucanson/algebra/implementation/monoid/str_words.hh,
	* include/vaucanson/algebra/implementation/monoid/str_words.hxx:
	  Remove `op_convert' as its meaning may be ambiguous when the word
	  implementation is the same as the literal implementation.
	* src/tests/include/tests/algebra/free_monoid/free_monoid_test.hh:
	  New regression test. Fix a typo.
	* src/tests/include/tests/algebra/series/misc/series_test.hh: Fix
	  some typos so that errors are more meaningful.
	* src/tests/xml/xml_int_trans_tester.cc,
	* src/tests/xml/xml_int_z_trans_tester.cc,
	* src/tests/include/tests/automata/algos/pair_automata/pair_to_fmp_test.hh:
	  Adjust by calling `parse_word'.

	AUTOMATION_TYPES defines types for delta_iterator
	and rdelta_iterator, so use them.
	* include/vaucanson/algorithms/accessible.hxx,
	* include/vaucanson/algorithms/aut_to_exp.hxx,
	* include/vaucanson/algorithms/complete.hxx,
	* include/vaucanson/algorithms/determinize.hxx,
	* include/vaucanson/algorithms/eps_removal.hxx,
	* include/vaucanson/algorithms/eps_removal_sp.hxx,
	* include/vaucanson/algorithms/eval.hxx,
	* include/vaucanson/algorithms/internal/evaluation.hxx,
	* include/vaucanson/algorithms/internal/has_neighbour.hxx,
	* include/vaucanson/algorithms/internal/outsplitting.hxx,
	* include/vaucanson/algorithms/is_deterministic.hxx,
	* include/vaucanson/algorithms/letter_to_letter_composition.hxx,
	* include/vaucanson/algorithms/minimization_hopcroft.hxx,
	* include/vaucanson/algorithms/minimization_moore.hxx,
	* include/vaucanson/algorithms/normalized_composition.hxx,
	* include/vaucanson/algorithms/product.hxx,
	* include/vaucanson/algorithms/rw_composition.hxx,
	* include/vaucanson/algorithms/search.hxx,
	* include/vaucanson/algorithms/standard.hxx,
	* include/vaucanson/algorithms/sum.hxx,
	* include/vaucanson/automata/concept/automata_base.hh,
	* include/vaucanson/tools/fsm_dump.hxx,
	* include/vaucanson/tools/gen_random.hxx: Here.

	The uses of the new pseudo-types are disabled, as they would
	presumably not work with vaucanswig.
	* include/vaucanson/algorithms/cut_up.hh: Add interfaces.
	* include/vaucanson/algorithms/eval.hh: Add disabled interfaces.
	* include/vaucanson/algorithms/extension.hh: Add interfaces.
	* include/vaucanson/algorithms/krat_exp_constant_term.hh: Add
	  interfaces.
	* include/vaucanson/algorithms/krat_exp_derivation.hh: Add an
	  interface and a disabled interface.
	* include/vaucanson/algorithms/krat_exp_flatten.hh: Add interface.
	* include/vaucanson/algorithms/krat_exp_linearize.hh: Add a disabled
	  interface.
	* include/vaucanson/algorithms/krat_exp_realtime.hh: Add an interface.
	* lib/generate_libvcsn.rb: Add the LinExp and Word pseudo-types. Their
	  uses are currently disabled.

	* include/vaucanson/misc/usual_macros.hh: Make new iterator
	  types line up with everything else.

	* ChangeLog: Fix ChangeLog entry of r2565.
	* include/vaucanson/algebra/concept/freemonoid_product.hxx: Fix
	  English typo. Rephrase the sentence about `adaptive behavior'.

	* taf-kit/src/ratexp_commands.hh: Here.
	* taf-kit/tests/vcsn-char-b.test: New regression test.

	* taf-kit/src/parser_options.hh (definition): New attribute
	  `first_space_'.
	* taf-kit/src/parser_options.hxx (push_space): Do not use a static
	  flag as more than one parser_options are used for FMP.
	* taf-kit/tests/automata/char-fmp-b/wd-full.xml: New.
	* taf-kit/tests/defs.in: New XML file.
	* taf-kit/tests/vcsn-char-fmp-b.test: New regression test.
	* taf-kit/tests/Makefile.am: Add new file to the distribution.

	* taf-kit/tests/vcsn-char-b.test,
	* taf-kit/tests/vcsn-char-char-b.test,
	* taf-kit/tests/vcsn-char-fmp-b.test,
	* taf-kit/tests/vcsn-char-fmp-z.test,
	* taf-kit/tests/vcsn-char-int-b.test,
	* taf-kit/tests/vcsn-char-z.test,
	* taf-kit/tests/vcsn-int-b.test,
	* taf-kit/tests/vcsn-int-fmp-b.test,
	* taf-kit/tests/vcsn-int-fmp-z.test,
	* taf-kit/tests/vcsn-int-int-b.test,
	* taf-kit/tests/vcsn-int-z.test: Here.
	* include/vaucanson/algebra/concept/freemonoid_product.hxx: Fix
	  a bug: New `split_monoid_()', update FMP constructors. Add
	  more comments.

	* taf-kit/src/edition_commands.hxx: Do not append an `std::endl'
	  after calling `automaton_saver'.
	* taf-kit/tests/vcsn-char-b.test: Regression test.

	* ChangeLog: Be more precise about what has been done.

	* taf-kit/tests/vcsn-char-fmp-b.test: Check that `div3base2.xml' and
	  the domain of `quot3base2.xml' are equivalent (suggested by
	  Alexandre Duret-Lutz).