* src/tgbaalgos/cycles.cc, src/tgbaalgos/cycles.hh, src/tgbaalgos/isweakscc.hh: Improve .doc * src/tgbaalgos/isweakscc.cc (weak_checker::cycle_found): Scan the DFS backward so we only look at the cycle part.
* src/tgbaalgos/cycles.cc, src/tgbaalgos/cycles.hh, src/tgbatest/cycles.test: New files. * src/tgbaalgos/Makefile.am, src/tgbatest/Makefile.am: Add them. * src/tgbatest/ltl2tgba.cc: Add a -KC option for testing.