(write_glyphs_with_face): New function.

(write_glyphs_with_face): New function.
[HAVE_GPM_H]: Include buffer.h, sys/fcntl.h.
(mouse_face_beg_row, mouse_face_beg_col, mouse_face_end_row)
(mouse_face_end_col, mouse_face_past_end, mouse_face_window)
(mouse_face_face_id, term_gpm, pos_x, pos_y)
(last_mouse_x, last_mouse_y): New variables.
(term_show_mouse_face, term_clear_mouse_face, fast_find_position)
(term_mouse_highlight, term_mouse_movement, term_mouse_position)
(term_mouse_click, handle_one_term_event, Fterm_open_connection)
(Fterm_close_connection): New functions.
(term_init): Initialise mouse_face_window.