(emptiness_check_instantiator): New class.
* src/misc/optionmap.hh (set (const option_map&)): New method.
* src/tgbatest/randtgba.cc: Create every emptiness check via
emptiness_check_instantiator.
(option_map::parse_options): Rewrite. Do not modify the input
string, allow !foo as a shorthand for foo=0, and support K and
M suffixes for values.
* src/tgbatest/randtgba.cc (cons_emptiness_check): Simplify.
* wrap/python/spot.i: Process optionmap.hh.
* wrap/python/tests/optionmap.py: New file.
* wrap/python/tests/Makefile.am (TESTS): Add it.
option_map::set): Handle default values.
(anonymous::to_int): Do not print anything.
* src/tgbaalgos/gv04.cc, src/tgbaalgos/gv04.hh,
src/tgbaalgos/tau03.cc, src/tgbaalgos/tau03.hh,
src/tgbaalgos/tau03opt.cc, src/tgbaalgos/tau03opt.hh,
src/tgbaalgos/ce.cc, src/tgbaalgos/ce.hh: Take an option_map in
the constructor.
* src/tgbaalgos/gtec.cc, src/tgbaalgos/gtec.hh: Likewise. Handle
the "poprem", "group", and "shy" options via the option_map.
Supply a couvreur99() wrapper to the shy/non-shy variant.
* src/tgbatest/ltl2tgba.cc, src/tgbatest/randtgba.cc,
iface/gspn/ssp.cc: Adjust.
* src/misc/Makefile.am: Add it.
* src/tgbaalgos/emptiness.cc, src/tgbaalgos/emptiness.hh: Add option
facilities to the classes emptiness_check and emptiness_result
* src/tgbaalgos/magic.cc, src/tgbaalgos/magic.hh,
src/tgbaalgos/se05.cc, src/tgbaalgos/se05.hh: Compute optionnaly
accepting runs from stack.
* src/tgbatest/randtgba.cc: Make this option public.
