Add missing scripts in npm run help

scripts/help.sh

@@ -15,6 +15,9 @@ printf "  danger:clean:prod           -> /!\ Clean certificates, logs, uploads,
 printf "  danger:clean:modules        -> /!\ Clean node and typescript modules\n"
 printf "  play                        -> Run 3 fresh nodes so that you can test the communication between them\n"
 printf "  reset-password -- -u [user] -> Reset the password of user [user]\n"
+printf "  create-transcoding-job -- -v [video UUID] \n"
+printf "                              -> Create a transcoding job for a particular video\n"
+printf "  prune-storage               -> Delete (after confirmation) unknown video files/thumbnails/previews... (due to a bad video deletion, transcoding job not finished...)\n"
 printf "  dev                         -> Watch, run the livereload and run the server so that you can develop the application\n"
 printf "  start                       -> Run the server\n"
 printf "  update-host                 -> Upgrade scheme/host in torrent files according to the webserver configuration (config/ folder)\n"