GitLab

(adjust_overlays_for_insert, adjust_overlays_for_delete)
(fix_overlays_in_range, Fmake_overlay, Fmove_overlay)
(evaporate_overlays, init_buffer_once): Update use of overlay_center.
(overlays_at, evaporate_overlays, recenter_overlay_lists)
(overlay_strings, fix_overlays_before): Use EMACS_INT for positions.