fix(editor): fix line/column counts
fix(editor): fix line/column counts

traverse dom to the start of current line to fix column num.

SD-1139

petrjasek/superdesk,superdesk/superdesk,gbbr/superdesk,darconny/superdesk,fritzSF/superdesk,fritzSF/superdesk,verifiedpixel/superdesk,fritzSF/superdesk,superdesk/superdesk,pavlovicnemanja92/superdesk,sivakuna-aap/superdesk,mdhaman/superdesk-aap,darconny/superdesk,gbbr/superdesk,amagdas/superdesk,pavlovicnemanja/superdesk,sivakuna-aap/superdesk,petrjasek/superdesk-ntb,liveblog/superdesk,pavlovicnemanja/superdesk,mugurrus/superdesk,amagdas/superdesk,pavlovicnemanja92/superdesk,mugurrus/superdesk,marwoodandrew/superdesk-aap,superdesk/superdesk,fritzSF/superdesk,ancafarcas/superdesk,plamut/superdesk,akintolga/superdesk-aap,petrjasek/superdesk,sivakuna-aap/superdesk,ioanpocol/superdesk,marwoodandrew/superdesk,pavlovicnemanja92/superdesk,vied12/superdesk,verifiedpixel/superdesk,sjunaid/superdesk,ioanpocol/superdesk-ntb,petrjasek/superdesk-ntb,darconny/superdesk,superdesk/superdesk-ntb,plamut/superdesk,petrjasek/superdesk,vied12/superdesk,thnkloud9/superdesk,verifiedpixel/superdesk,akintolga/superdesk-aap,superdesk/superdesk-aap,liveblog/superdesk,akintolga/superdesk,Aca-jov/superdesk,Aca-jov/superdesk,marwoodandrew/superdesk-aap,marwoodandrew/superdesk,akintolga/superdesk,plamut/superdesk,sivakuna-aap/superdesk,ancafarcas/superdesk,mdhaman/superdesk-aap,thnkloud9/superdesk,thnkloud9/superdesk,akintolga/superdesk,verifiedpixel/superdesk,vied12/superdesk,amagdas/superdesk,marwoodandrew/superdesk,marwoodandrew/superdesk,ancafarcas/superdesk,hlmnrmr/superdesk,superdesk/superdesk-aap,hlmnrmr/superdesk,akintolga/superdesk,akintolga/superdesk-aap,amagdas/superdesk,plamut/superdesk,ioanpocol/superdesk,sjunaid/superdesk,Aca-jov/superdesk,plamut/superdesk,ioanpocol/superdesk-ntb,vied12/superdesk,pavlovicnemanja92/superdesk,mdhaman/superdesk-aap,hlmnrmr/superdesk,amagdas/superdesk,pavlovicnemanja/superdesk,mdhaman/superdesk,akintolga/superdesk,sjunaid/superdesk,mdhaman/superdesk,mdhaman/superdesk,marwoodandrew/superdesk-aap,superdesk/superdesk-aap,ioanpocol/superdesk-ntb,superdesk/superdesk-ntb,liveblog/superdesk,ioanpocol/superdesk,marwoodandrew/superdesk,liveblog/superdesk,superdesk/superdesk-ntb,verifiedpixel/superdesk,superdesk/superdesk-aap,mugurrus/superdesk,liveblog/superdesk,fritzSF/superdesk,pavlovicnemanja92/superdesk,petrjasek/superdesk-ntb,pavlovicnemanja/superdesk,superdesk/superdesk,mdhaman/superdesk-aap,petrjasek/superdesk-ntb,sivakuna-aap/superdesk,akintolga/superdesk-aap,superdesk/superdesk-ntb,vied12/superdesk,marwoodandrew/superdesk-aap,petrjasek/superdesk,gbbr/superdesk