testing compilation with remove package

go/util/post.go

@@ -0,0 +1,23 @@
+package util
+
+import (
+	"io/ioutil"
+	"log"
+	"net/http"
+	"net/url"
+)
+
+func Post(url string, values url.Values) ([]byte, error) {
+	r, err := http.PostForm(url, values)
+	if err != nil {
+		log.Println("post to", url, err)
+		return nil, err
+	}
+	defer r.Body.Close()
+	b, err := ioutil.ReadAll(r.Body)
+	if err != nil {
+		log.Println("read post result from", url, err)
+		return nil, err
+	}
+	return b, nil
+}