automata.
* src/tgbatest/spotlbtt.test, src/tgbatest/Makefile.am: Add some
test for reduction of automata.
* src/tgbaalgos/reductgba_sim_del.cc, src/tgbaalgos/reductgba_sim.cc,
src/tgbaalgos/reductgba_sim.hh: Compute some simulation relation
to reduce a tgba.
* src/tgba/tgbareduc.cc, src/tgba/tgbareduc.hh: A implementation
of tgba for the reduction.
* src/tgbaalgos/Makefile.am, src/tgba/Makefile.am:
Add the reduction of automata.
* src/ltlvisit/syntimpl.cc, src/ltlvisit/basereduc.cc:
Lot of mistake are corrected.
* src/ltlvisit/syntimpl.hh, src/ltlvisit/reducform.cc,
src/ltlvisit/reducform.hh, src/ltltest/reduc.cc: Adjust.
* src/ltltest/equals.cc, src/ltltest/reduccmp.test,
src/ltltest/Makefile.am: Add a test for reduction.
dynamic_cast instead of node_type_form_visitor, this is usually
smaller.
* src/ltlvisit/reducform.hh,
src/ltlvisit/forminf.cc (node_type_form_visitor): Delete.
* src/sanity/style.test: Two more checks.
* src/ltlvisit/lunabbrev.cc (spot): Nothing change.
* src/tgbatest/ltl2tgba.cc (main): More option to reduce
formula.
* src/tgbatest/spotlbtt.test: One more test.
* src/ltltest/inf.test: More test.
* src/ltlvisit/basereduc.cc, src/ltlvisit/forminf.cc (spot):
Use dynamic_cast.
* src/ltlvisit/reducform.cc, src/ltlvisit/reducform.hh,
src/ltltest/reduc.test, src/ltltest/reduc.cc: Add an option
to choose which rules applies to simplify the formula.