1.9.2: * Removed SourceMarker because GtkSourceMarker was removed from the C API. * SourceBuffer: Removed create_marker(), move_marker(), delete_marker(), get_marker(), get_markers_in_region(), get_first_marker(), get_last_marker(), get_iter_at_marker(), get_next_marker(), and get_prev_marker(), because the C functions were removed from the C API. * SourceView: Remove set_marker_pixbuf(), get_marker_pixbuf(), set_show_line_markers(), and get_show_line_markers(), because the C functions were removed from the C API.