Net::Sieve is a package for clients for the "MANAGESIEVE" protocol, which
is an Internet Draft protocol for manipulation of "Sieve" scripts in a
repository. More simply, Net::Sieve lets you control your mail-filtering
rule files on a mail server.
Net::Sieve supports the use of "TLS" via the "STARTTLS" command.
Net::Sieve open the connexion to the sieve server, methods allow to list
all scripts, activate or deactivate scripts, read, delete or put scripts.
Most of code come from the great Phil Pennock sieve-connect command-line
tool .