This script needs eggdrop 1.9 (currently under development).
It won't work in lower versions.
You need to set yourself as owner with your main IRC nickname.
Grouped nicks will be automatically identified to the bot
In order for this script to work properly, you need to search for the following line:
set cap-request "feature1 feature2 feature3", uncomment it and make it:
set cap-request "account-notify extended-join"