Mon Dec  2 17:11:29 MST 2013

libs:
 dbquery.js: Added delete methods to publickeys, privatekeys,
             certificates & trusts SQL statements.

test:
 test-dbconn-privatekeys.js: Added to handle manual management of private keys.
 test-dbconn-publickeys.js: Added to handle manual managment of public keys.

TODO:
 Added revoke method to global keyring wrapper to handle keys that have been
 revoked