- Moved the Notice::notice event and Notice::policy table to both be hooks.
- Renamed the old Notice::policy to Notice::policy_table and documented it as deprecated.
In the *service* field of connection records, GridFTP control channels
are labeled as "gridftp" and data channels as "gridftp-data".
Added *client_subject* and *client_issuer_subject* as &log'd fields to
SSL::Info record. Also added *client_cert* and *client_cert_chain*
fields to track client cert chain.