last and sort should pipe to stdout

next/last.go

@@ -3,6 +3,7 @@ package next
 import (
 	"bytes"
 	"errors"
+	"fmt"
 	"log"
 	"os/exec"
 	"regexp"
@@ -45,5 +46,6 @@ func Last() {
 	if err != nil {
 		log.Fatalf("um last: %v", err)
 	}
-	log.Println(s)
+	// send to stdout, not stderr as is default for log.Print:
+	fmt.Println(s)
 }

next/next.go

@@ -97,6 +97,8 @@ func emacsNext(f string, tags string) error {
 	if err != nil {
 		return err
 	}
+	// NOTE: sends to stderr : is this what we want?
+	// if we decide to pipe the filename out, yes.
 	log.Print(string(out))
 	return nil
 }