Network connections

Network connections and their encryption.

File	Description
conn/accountcmd.c	Connection Credentials External Command
conn/config.c	Config used by libconn
conn/connaccount.c	Connection Credentials
conn/dlg_verifycert.c	Certificate Verification Dialog
conn/getdomain.c	DNS lookups
conn/gnutls.c	GnuTLS encryption
conn/openssl.c	OpenSSL encryption
conn/raw.c	Low-level socket code
conn/sasl.c	SASL authentication
conn/sasl_plain.c	SASL plain authentication
conn/socket.c	Low-level socket handling
conn/tunnel.c	Network tunnelling
conn/zstrm.c	Zlib compression of network traffic