Replaced core_offset with NUMA nodes for compatibility with hyrise/benchmark changes
We are currently implementing changes that require threads to be bound to specific NUMA nodes. This will be done using the --nodes parameter. As core_offset was added to hyrise/master also for compatibility reasons, this commit should not make a difference
Merge pull request #350 from mrks/numanodes2

Replaced core_offset with NUMA nodes for compatibility with hyrise/benchmark changes