bugfix: constants were defined before start of the script
minor: make parsing rule for keyword const strickter
removed call of remove_quotes() in handling of includes
added support of quoted text-strings
bugfix: wrong use of str::compare()
added output of action Signal's parameter
added 2 test constants
added generation of response signal with integer constant
added MIT license
added start state
added handle_startstate()
added start state
added output of start state for Fsm
added complete_fsm()
added check whether state exists in set_start_state()
bugfix: has_state() returned wrong value
cosmetics