Revert "add cmd/dump - a dumper"

This reverts commit 5d2a1e8d48.

weed-fs/src/pkg/operation/upload_content.go

@@ -3,18 +3,18 @@ package operation
 import (
 	"bytes"
 	"encoding/json"
-	"errors"
 	_ "fmt"
 	"io"
 	"io/ioutil"
-	"log"
+  "log"
 	"mime/multipart"
 	"net/http"
+	"errors"
 )
 
 type UploadResult struct {
-	Size  int
-	Error string
+	Size int
+  Error string
 }
 
 func Upload(uploadUrl string, filename string, reader io.Reader) (*UploadResult, error) {
@@ -26,7 +26,7 @@ func Upload(uploadUrl string, filename string, reader io.Reader) (*UploadResult,
 	body_writer.Close()
 	resp, err := http.Post(uploadUrl, content_type, body_buf)
 	if err != nil {
-		log.Println("failing to upload to", uploadUrl)
+    log.Println("failing to upload to", uploadUrl)
 		return nil, err
 	}
 	defer resp.Body.Close()
@@ -37,11 +37,11 @@ func Upload(uploadUrl string, filename string, reader io.Reader) (*UploadResult,
 	var ret UploadResult
 	err = json.Unmarshal(resp_body, &ret)
 	if err != nil {
-		log.Println("failing to read upload resonse", uploadUrl, resp_body)
-		return nil, err
+    log.Println("failing to read upload resonse", uploadUrl, resp_body)
+    return nil, err
 	}
-	if ret.Error != "" {
-		return nil, errors.New(ret.Error)
+	if ret.Error != ""{
+	  return nil, errors.New(ret.Error)
 	}
 	return &ret, nil
 }