fix(test) added clear() for username input form
fix(test) added clear() for username input form

close #164

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