POP3 email client in pure Erlang, a.k.a. erlpop derived from the original epop package. Retrieve/stream mail. Implements the following commands in accordance with RFC-1939: APOP, DELE, LIST, NOOP, PASS, RETR, RSET, STAT, TOP, UIDL, USER, QUIT. Optionally check if an email address is RFC 5322 comp...