Log Message:
Update to 0.9.3. Changes:
- More accurate error reporting in preludedb-admin.
- Fix NULL error in case the buffer is too small, truncate.
- Fix license notice, stating clearly that linking from a program
  using a GPL compatible license is allowed. Required for Debian package
  inclusion.
The PreludeDB Library provides an abstraction layer upon the type and
the format of the database used to store IDMEF alerts.