Fixed keyboard navigation on editable grids over cells with no editors.
Fixed keyboard navigation on editable grids over cells with no editors.

pirasis-l/SlickGrid,yamass/SlickGrid,benjaminRomano/bd-SlickGrid,helin16/SlickGrid,mtscout6/SlickGrid,zamabraga/SlickGrid,cheminfo/SlickGrid,trazyn/SlickGrid-mini,jesenko/SlickGrid,concord-consortium/codap-SlickGrid,RobertoMalatesta/SlickGrid,dbirchak/SlickGrid,andrewchilds/SlickGrid,coatue-oss/slickgrid2,dynamicaction/SlickGrid,thationothe/SlickGrid,6pac/SlickGrid,SimplGy/SlickGrid,dandy/SlickGrid,dynamicaction/SlickGrid,gofflab/neuron-seq-site,manju-reddys/SlickGrid,gbark/SlickGrid,msuchoi/Coffee,Termato/SlickGrid,ceanota/SlickGrid,priyaaanand/SlickGrid,cheminfo/SlickGrid,zartata/SlickGrid,csgsolutions/SlickGrid,SimplGy/SlickGrid,coatue/SlickGrid,ddomingues/X-SlickGrid,ekohe/SlickGrid,fortesl/SlickGrid,gofflab/neuron-seq-site,mleibman/SlickGrid,dandy/SlickGrid,tradingtechnologies/SlickGrid,iCoreSolutions/SlickGrid,yamass/SlickGrid,msuchoi/Coffee,vinicius5581/SlickGrid,gofflab/neuron-seq-site,pandell/SlickGrid,vinicius5581/SlickGrid,ekohe/SlickGrid,GerHobbelt/SlickGrid,GerHobbelt/SlickGrid,andrewchilds/SlickGrid,lanwan/SlickGrid,nagasudhirpulla/SlickGrid,songyaos/SlickGrid,werture07/SlickGrid,redabakr/SlickGrid,msuchoi/Coffee,manju-reddys/SlickGrid,steelsojka/SlickGrid,peaceboy/SlickGrid,ceanota/SlickGrid,doctor41/SlickGrid,priyaaanand/SlickGrid,mleibman/SlickGrid,doctor41/SlickGrid,Termato/SlickGrid,iCoreSolutions/SlickGrid,pandell/SlickGrid,chrisghost/X-SlickGrid,dbirchak/SlickGrid,Revionics/SlickGrid,Celebio/SlickGrid,jiangzhixiao/SlickGrid,andrewchilds/SlickGrid,TedDBarr/SlickGrid,coatue/SlickGrid,zamabraga/SlickGrid,mindmatters/SlickGrid,fortesl/SlickGrid,coatue-oss/slickgrid2,GerHobbelt/SlickGrid,mtscout6/SlickGrid,jiangzhixiao/SlickGrid,codexp/SlickGrid,matrix1992/SlickGrid,tradingtechnologies/SlickGrid,ddomingues/X-SlickGrid,TedDBarr/SlickGrid,FactLook/SlickGrid,peaceboy/SlickGrid,JLynch7/SlickGrid,varunkumar/slickgrid-mleibman,coatue/SlickGrid,Infowatch/SlickGrid,Revionics/SlickGrid,lgsunnyvale/eFinancialModel,cheminfo/SlickGrid,songyaos/SlickGrid,mindmatters/SlickGrid,RobertoMalatesta/SlickGrid,sonatype/SlickGrid,K2InformaticsGmbH/SlickGrid,cjsigler/SGrid,benjaminRomano/bd-SlickGrid,chrisghost/X-SlickGrid,msuchoi/Coffee,nagasudhirpulla/SlickGrid,FactLook/SlickGrid,zartata/SlickGrid,trazyn/SlickGrid-mini,csgsolutions/SlickGrid,werture07/SlickGrid,helin16/SlickGrid,sonatype/SlickGrid,thationothe/SlickGrid,JonBons/SlickGrid-DraggableGrouping-SummaryFooters,6pac/SlickGrid,matrix1992/SlickGrid,codexp/SlickGrid,steelsojka/SlickGrid,jesenko/SlickGrid,Medisapiens/SlickGrid,gofflab/neuron-seq-site,lanwan/SlickGrid,Infowatch/SlickGrid,redabakr/SlickGrid