Log Message:
Update to 0.9.7.1.

Changes:
- Fix Perl/Python bindings uint64 handling on 32 bits machine.
- Make preludedb_check_version available from Perl/Python bindings.
- Use new IDMEF_LIST_APPEND primitive, require libprelude 0.9.6.
- Add libprelude dependencie to SQL plugins, since they depend on
  libprelude symbols. Fix compilation problem with some distribution.
- Use global transaction surrounding all operation in preludedb-admin,
  this bring a major performance improvement for insert operation.
- API improvement.