An array of OntolicaSource objects that represents the
sources from the search configuration.
Remarks
The current search configuration is provided to the Ontolica Search web part
by the Ontolica Portal Search Result web part or the Ontolica Knowledge Base
web part depending which one the search web part is connected to. The search
configuration can be changed in the tool part of these web parts.
This property can not guarantee to provide the sources before the
ASP.NET prerender phase.