TPCC test
TPCC tools
IndexAwareTableScan with C++ interface
Stored Procedures for TPCC
TPCC stored procedure test
Code cleanup
JoinScan::addClause() with field name
fixed bug in IndexScanTest
 fix for failing tpcc tests (caused by ne tpcc test tables)
moved autojson test into hyrise::access
merge from mrks/hyrise/feature/tpcc-stored-procedures3:  more namespacees and refactored executeAndWaitStoredProcedure() - lordgeorg
Merge from mrks/hyrise/
    feature/tpcc-stored-procedures3