replace whitespaces with tabs

imagecrawler.go

@@ -5,7 +5,6 @@ import (
 	"flag"
 	"fmt"
 	"io"
-  "io/ioutil"
 	"log"
 	"net/http"
 	"net/url"
@@ -127,7 +126,7 @@ func openConnection(url string) []picture {
 	}
 	defer result.Body.Close()
 
-  data, err := ioutil.ReadAll(result.Body)
+	data, err := io.ReadAll(result.Body)
 	if err != nil {
 		log.Fatal(err)
 	}
@@ -151,7 +150,7 @@ func parseMaps(f []picture, ratio float64) ([]string, int) {
 			picWidthF := 1.0
 			picHeightF := 1.0
 
-      if (pic.Width != 0 && pic.Height != 0) {
+			if pic.Width != 0 && pic.Height != 0 {
 				picWidthF = float64(pic.Width)
 				picHeightF = float64(pic.Height)
 			} else {