Remove redundant test from lint/dataset and add messages
Remove redundant test from lint/dataset and add messages

cored/rom,Snuff/rom,dcarral/rom,rom-rb/rom,jeremyf/rom,kwando/rom,pxlpnk/rom,dekz/rom,pdswan/rom,vrish88/rom,endash/rom,rom-rb/rom,denyago/rom,pvcarrera/rom,rom-rb/rom