✨ Main changes:
- Added support for messages when a player exits

- Expanded commands for working with different types of messages

- New placeholders added

PlaceholderAPI:
- %icustomjoinmsg_broadcast_join% - Shows if all players can see messages when logging in (✨ Text is configurable in config)

- %icustomjoinmsg_broadcast_leave% - Shows if all players can see messages on exit (✨ Text is configurable in config)

Plugin commands

- /icustomjoinmsg message join/leave <message> - Set your own message on entry/exit

- /icustomjoinmsg setmessage join/leave <player> <message> - Set login/logout message for player

- /icustomjoinmsg broadcast join/leave <true/false> [player] - Control the display mode of the message at login/leave

- /icustomjoinmsg reload - Reload plugin configuration

New settings in config.yml

- messages.default_leave_message - Default message on player exit

- defaults.broadcast_leave_message - Whether to show the message to all players when a player exits by default

- placeholders.broadcast_<join/leave> - Placeholders settings