fixed plugin throwing errors when someone without permission to use the vault command would try to use the vault command

fixed prefix not appearing in plugin reload message
fixed max vault value in config being stated as "5" instead of "4" (applied on full plugin reinstall)

fixed plugin update checker not working with new flatfile config system

Additions -

Added "Next Vault" button to Vault menu
Added "Previous Vault" button to Vault menu

Changes -

Changed config format from nested to flatfile
all users are required to re-enter all values to their new config

(Old config with all values will be saved as old-config.yml and will not be used by the plugin)

the configuration file has been changed to a flatfile format
the automatic config updater has been changed and made better

minor fix

users with permission `cosmicvaults.reload` can now use `/cosmicvaults reload` to reload the plugin

fixed update checker

update checker fix

update checker quick fix

added automatic update checker