The best way to request that your plugin be moved is to send a message to Cairenn or Dolby. Be sure to include the plugin name and id and what category you intended for it to be put in.
.plugincompendium files are required for compatability with Lunarwater's Plugin Compendium installer/updater application. The download page for Compendium has a detailed explanation of what the .plugincompendium file is and what it should look like.
https://www.lotrointerface.com/downl...ompendium.html