Improved TPC-H 10 example.
Example is now runnable without any parameters by default.
The maven pom.xml file has been adapted to build a separate jar file coontaining the TPC-H query. The jar also contains the testdata, so that it can be executed without any further parameters.
Removed TPC-H test data due to unclear license state
TPCH Q10 example cleanup
Removed obsolete and broken RelQuery example
Add WebLogAnalysis example
Add TPCH Query 3 example
Renaming and minor cleanup of TPCH Q3 example