fix #52: get rid of excess newline on ascii tables

lib/printer.go

@@ -258,7 +258,8 @@ func printASCIIData(writer io.Writer, conf cfg.Config, data *Tabdata) {
 	// we  need to trim  our output here, because  tablewriter appends
 	// excess whitespace to our rows.
 	cleanedString := &strings.Builder{}
-	for _, row := range strings.Split(tableString.String(), "\n") {
+
+	for _, row := range strings.Split(strings.TrimSpace(tableString.String()), "\n") {
 		cleanedString.WriteString(strings.TrimSpace(row))
 		cleanedString.WriteString("\n")
 	}