(foutput_person_2): Use l2g_write instead of foutput_text_list.
(foutput_conference_2): Likewise.
(foutput_conference_1): Adjusted to new API of foutput_text_list.
(foutput_conference_0): Likewise.
(foutput_text_list): The text_list argument is now a pointer to
	Local_to_global instead of a Text_list.  The generated output is
	still the same.
(foutput_ulong): Eliminated a future buffer overrun.  Cleaned up the code.