Fix typo

Fix typo.

Fixed a typo in successful logon message

It was a bit confusing when it said "use `w -y user@example.com` to sync your mail"

Update domains.csv

Add qq,126,163 mail for Chinese users

Use POSIX-compliant read

Rewrite #520.
Using `read var?'prompt'` is wrong. It is ksh (and zsh) specific.
Using `read -p 'prompt' var` is also wrong. It is bash specific.
Since we cannot assume which sh is implemented,
we should write POSIX-compliant code.

Add kalli.st to domains.csv

Update domains.csv

Update domains.csv

* added anu.edu.au

* found/fixed an out-of-place domain

Add Jagiellonian University student email.

added settings for Czech mail provider seznam.cz and a faculty e-mail for Faculty of Electrical Engineering and Communication, Brno University of Technology

Co-authored-by: Aisha Tammy <aisha@aisha.cc>

Co-authored-by: Luke Smith <luke@lukesmith.xyz>