The hamming-enforcement parameter now is delivered to the markerdata

The hamming-enforcement parameter has not been delivered via SetContent(),
so has been quite useless.
Fixed order of parameter

Until now the user-selected unit size has been overwriten, if an additional
parameter has been given to determine if cm or inches should be used.
Merge pull request #37 from MZofka/hydro-devel

Fixed SampleMarkerCreator