made DisconnUrl method protected (from private) so that it can be called from the extended class
made DisconnUrl method protected (from private) so that it can be called from the extended class

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