Added distance for dragging rows
Added distance for dragging rows

Added distance to prevent users from unintended dragging of rows.
tradingtechnologies/SlickGrid,lanwan/SlickGrid,coatue-oss/slickgrid2,thationothe/SlickGrid,coatue/SlickGrid,cheminfo/SlickGrid,dandy/SlickGrid,ceanota/SlickGrid,GerHobbelt/SlickGrid,trazyn/SlickGrid-mini,gbark/SlickGrid,redabakr/SlickGrid,codexp/SlickGrid,priyaaanand/SlickGrid,zartata/SlickGrid,yamass/SlickGrid,dbirchak/SlickGrid,msuchoi/Coffee,werture07/SlickGrid,JLynch7/SlickGrid,ddomingues/X-SlickGrid,SimplGy/SlickGrid,pandell/SlickGrid,coatue/SlickGrid,msuchoi/Coffee,jesenko/SlickGrid,GerHobbelt/SlickGrid,chrisghost/X-SlickGrid,csgsolutions/SlickGrid,peaceboy/SlickGrid,steelsojka/SlickGrid,dbirchak/SlickGrid,zartata/SlickGrid,lanwan/SlickGrid,dynamicaction/SlickGrid,gofflab/neuron-seq-site,songyaos/SlickGrid,mindmatters/SlickGrid,csgsolutions/SlickGrid,6pac/SlickGrid,codexp/SlickGrid,cjsigler/SGrid,K2InformaticsGmbH/SlickGrid,mleibman/SlickGrid,jiangzhixiao/SlickGrid,werture07/SlickGrid,yamass/SlickGrid,matrix1992/SlickGrid,vinicius5581/SlickGrid,Infowatch/SlickGrid,JonBons/SlickGrid-DraggableGrouping-SummaryFooters,GerHobbelt/SlickGrid,gofflab/neuron-seq-site,RobertoMalatesta/SlickGrid,concord-consortium/codap-SlickGrid,ceanota/SlickGrid,varunkumar/slickgrid-mleibman,doctor41/SlickGrid,nagasudhirpulla/SlickGrid,cheminfo/SlickGrid,mindmatters/SlickGrid,coatue/SlickGrid,benjaminRomano/bd-SlickGrid,pirasis-l/SlickGrid,manju-reddys/SlickGrid,pandell/SlickGrid,dynamicaction/SlickGrid,doctor41/SlickGrid,TedDBarr/SlickGrid,TedDBarr/SlickGrid,songyaos/SlickGrid,dandy/SlickGrid,iCoreSolutions/SlickGrid,Termato/SlickGrid,SimplGy/SlickGrid,iCoreSolutions/SlickGrid,helin16/SlickGrid,steelsojka/SlickGrid,coatue-oss/slickgrid2,redabakr/SlickGrid,vinicius5581/SlickGrid,gofflab/neuron-seq-site,Revionics/SlickGrid,Celebio/SlickGrid,msuchoi/Coffee,Revionics/SlickGrid,priyaaanand/SlickGrid,Termato/SlickGrid,cheminfo/SlickGrid,zamabraga/SlickGrid,chrisghost/X-SlickGrid,tradingtechnologies/SlickGrid,ddomingues/X-SlickGrid,gofflab/neuron-seq-site,jiangzhixiao/SlickGrid,msuchoi/Coffee,peaceboy/SlickGrid,Medisapiens/SlickGrid,matrix1992/SlickGrid,mleibman/SlickGrid,zamabraga/SlickGrid,FactLook/SlickGrid,FactLook/SlickGrid,jesenko/SlickGrid,manju-reddys/SlickGrid,nagasudhirpulla/SlickGrid,trazyn/SlickGrid-mini,helin16/SlickGrid,Infowatch/SlickGrid,6pac/SlickGrid,RobertoMalatesta/SlickGrid,benjaminRomano/bd-SlickGrid,thationothe/SlickGrid