Add jsdoc @module definitions.
Fix references to old class names.
Make keyring a multiple instance module.
Eliminate unit test dependency on running npm test.
packets and replacing the unlock mechanism. Decrypt method of packet_secret_key
returns boolean to indicate successful decryption. Add config to util class
and cleanup comments. Update tests.
to decrypt required secret key packets on demand. Directly access config module in armor.js.
Key method getPrivateKeyPacket returns key packets by ID (optionally decrypted).
Message method decrypt returns new message with packetlist of decrypted message.
Add CRLF conversion to literal data packet. Packetlist: make filterByTag variadic,
add findPacket method. Keep state isDecrypted in secret key packet, don't decrypt
if already decrypted. Add mapToHex method to keyid. Simplify emailRegEx.
