Removing more dead code

Godeps/_workspace/src/github.com/dustin/go-humanize/comma.go

@@ -33,7 +33,7 @@ func Comma(v int64) string {
 		j--
 	}
 	parts[j] = strconv.Itoa(int(v))
-	return sign + strings.Join(parts[j:len(parts)], ",")
+	return sign + strings.Join(parts[j:], ",")
 }
 
 // Commaf produces a string form of the given number in base 10 with
@@ -97,5 +97,5 @@ func BigComma(b *big.Int) string {
 		j--
 	}
 	parts[j] = strconv.Itoa(int(b.Int64()))
-	return sign + strings.Join(parts[j:len(parts)], ",")
+	return sign + strings.Join(parts[j:], ",")
 }

Godeps/_workspace/src/github.com/shiena/ansicolor/ansicolor_windows.go

@@ -308,7 +308,7 @@ func (cw *ansiColorWriter) Write(p []byte) (int, error) {
 	}
 
 	if cw.state == outsideCsiCode {
-		nw, err = cw.w.Write(p[first:len(p)])
+		nw, err = cw.w.Write(p[first:])
 	}
 
 	return r + nw + nc, err

errors.go

@@ -19,8 +19,9 @@ package main
 import "errors"
 
 var (
+	// TODO remove, unused
 	// fs
-	errFskey = errors.New("Key is needed to get the file")
+	// errFskey = errors.New("Key is needed to get the file")
 
 	// url
 	errEmptyURL = errors.New("URL is empty")
@@ -31,8 +32,9 @@ var (
 	// url
 	errInvalidURL = errors.New("Invalid URL")
 
+	// TODO remove, unused
 	// host
-	errHostname = errors.New("No hostname specified")
+	// errHostname = errors.New("No hostname specified")
 
 	// common
 	errInvalidbucket = errors.New("Invalid bucket name")

url-parser.go

@@ -105,25 +105,6 @@ func fixFileURL(urlStr string) (fixedURL string, err error) {
 
 }
 
-// url2Host extracts hostname from the URL.
-func url2Host(urlStr string) (host string, err error) {
-	if urlStr == "" {
-		return "", iodine.New(errEmptyURL, nil)
-	}
-
-	utype, e := getURLType(urlStr)
-	if e != nil || utype != urlFile {
-		return "", iodine.New(e, nil)
-	}
-
-	u, e := url.Parse(urlStr)
-	if e != nil {
-		return "", iodine.New(e, nil)
-	}
-
-	return u.Host, nil
-}
-
 // url2Object converts URL to bucket and objectname
 func url2Object(urlStr string) (bucketName, objectName string, err error) {
 	u, err := url.Parse(urlStr)