test_rank_settings_3.xml http://localhost:9763/search.pz2?session=1&command=settings
http://localhost:9763/search.pz2?session=1&command=search&query=water&sort=relevance
2 http://localhost:9763/search.pz2?session=1&command=show&sort=relevance
+http://localhost:9763/search.pz2?session=1&command=init
+test_rank_settings_4.xml http://localhost:9763/search.pz2?session=1&command=settings
+http://localhost:9763/search.pz2?session=1&command=search&query=water&sort=relevance
+2 http://localhost:9763/search.pz2?session=1&command=show&sort=relevance