KnowledgeBase

#SYATE-329 - Dziwne konteksty w BW
* 3 contexts for three main sources in DefaultMetadataMapper (fixes the example reported in the issue)
--<http://www.nukat.edu.pl/>
--<http://fbc.pionier.net.pl/owoc/>
--<http://www.mnw.art.pl/>
* also fixed context getter/setter in relation detector (this error led to predicates being set as contexts)

git-svn-id: https://svn.man.poznan.pl/svnroot/synat/A10/software@6500 7cf39abc-cf8c-11df-9ef5-d97d1e642de8