fop(1): fixes record separator, again

src/fop.rs

@@ -32,7 +32,7 @@ use sysexits::{ EX_DATAERR, EX_IOERR, EX_UNAVAILABLE, EX_USAGE };
 
 fn main() {
 	let argv = args().collect::<Vec<String>>();
-	let mut d = 0x1E.to_string();
+	let mut d = char::from(0x1E).to_string();
 	let mut arg_parser = Parser::new(&argv, "d:");
 
 	while let Some(opt) = arg_parser.next() {