fix acs handling with screen when LANG != utf8.
fix acs handling with screen when LANG != utf8.

anko/blessed,chjj/blessed,dbkaplun/blessed,bulkan/blessed,gdseller/blessed,piranna/blessed,mcanthony/blessed,eush77/blessed,piranna/blessed,anko/blessed,rosshinkley/blessed,dbkaplun/blessed,yaronn/blessed,mcanthony/blessed,chjj/blessed,yaronn/blessed,rstr74/blessed,umi/blessed,zBMNForks/blessed,rosshinkley/blessed,umi/blessed,zBMNForks/blessed,eush77/blessed,rstr74/blessed,bulkan/blessed,gdseller/blessed