minor fix of previous commit
minor fix of previous commit

mkarlovc/qminer,mkarlovc/qminer,ErikNovak/data-visualization,blazs/qminer,ErikNovak/data-visualization,blazs/qminer,mkarlovc/qminer,ErikNovak/QVisual,blazs/qminer,blazs/qminer,blazs/qminer,mkarlovc/qminer,ErikNovak/edsa-server,ErikNovak/QVisual,blazs/qminer,mkarlovc/qminer,mkarlovc/qminer,ErikNovak/edsa-server