Make 'Cheddar' graphic in nab bar accessibility-friendly
Make 'Cheddar' graphic in nab bar accessibility-friendly

Main reason for doing this is that it also makes it automation-friendly.

SuPair/cheddar-ios,yzpniceboy/cheddar-ios,SuPair/cheddar-ios,liduanw/cheddar-ios,iOSTestApps/cheddar-ios,jianwoo/cheddar-ios,iOSTestApps/cheddar-ios,jianwoo/cheddar-ios,liduanw/cheddar-ios,yzpniceboy/cheddar-ios,nothingmagical/cheddar-ios