Mon Dec  2 11:35:49 MST 2013

Database:
 Schema:
  Removed 'signature' field from 'credentials table.
 Stored procedures:
  sp-credentials.sql:
   Removed 'CredentialsTokenSave()' procedure. Also moved all
   'Credentials*()' procedures into sp-keyring.sql.
  sp-keyring.sql:
   Added the following procedures:
    - CredentialsLookup()
    - CredentialsAuthenticate()
    - CredentialsAdd()
   WrapperKeyringAdd():
    Updated args list to include email & passphrase params. Also
    added call to CredentialsAdd() for new keyring entries.

test:
 test-dbconn-keyring.js: Updated keyring addition test case as well
                         as keyring search test case.

libs:
 dbquery.js: Updated statements.keyring.add statement
Mon Dec  2 11:37:19 MST 2013

Database:
 Stored procedures:
  sp-credentials.sql: Deleted as all procedures were moved to
                      sp-keyring.sql
Mon Dec  2 11:44:13 MST 2013

libs:
 dbquery.js: Fixed typo in statements.keyring.add arg list.

test:
 test-dbconn-keyring.js: Fix for requrn values in search test case.:
Mon Dec  2 11:49:59 MST 2013

test:
 test-dbconn-credentials.js: Fixed to handle recent changes in database
                             structure & stored procedures.