Log Message:
Update the "cacti" package to version 0.8.8b. Changes since 0.8.8a:
- bug: Fixed issue with custom data source information being lost when
       saved from edit
- bug: Repopulate the poller cache on new installations
- bug: Fix issue with poller not escaping the script query path correctly
- bug: Allow snmpv3 priv proto none
- bug: Fix issue where host activate may flush the entire poller item
       cache
-security: SQL injection and shell escaping issues

Also add the fix for the security vulnerability reported in SA54531
taken from the SVN repository.