add new thing into TODO list
unfinished changes, do not need them anymore
change dovecot config files and improve them
change libnss location of config files and improve them
remove echo of password in password generator test
move root runner from sudo to its own directory
change postfix location of config files and improve them
forgot to change location of dovecot configuration file in this test
remove unused README file in external configs
add README to freeRADIUS to explain changes to stock dialup.conf
notice to not use socket instead of tcp connection in nss and postfix