deprecate `osc-message` script message in favor of `show-text` command
deprecate `osc-chapterlist` script message in favor of `show-text ${chapter-list}`
deprecate `osc-playlist` script message in favor of `show-text ${playlist}`
deprecate `osc-tracklist` script message in favor of `show-text ${track-list}`
add `visibility_modes` script-opt to osc
