#2185 use Go sub-repo to detect encoding

.gopmfile

 github.com/go-sql-driver/mysql = commit:d512f20
 github.com/go-xorm/core = commit:acb6f00
 github.com/go-xorm/xorm = commit:a8fba4d
-github.com/gogits/chardet = commit:2404f77725
 github.com/gogits/git-shell = commit:1ffc4bc
 github.com/gogits/go-gogs-client = commit:4b541fa
 github.com/issue9/identicon = commit:f8c0d2c

README.md

 
 ![](https://github.com/gogits/gogs/blob/master/public/img/gogs-large-resize.png?raw=true)
 
-##### Current version: 0.8.1
+##### Current version: 0.8.2
 
 | Web | UI  | Preview  |
 |:-------------:|:-------:|:-------:|
 
 ### Screencasts
 
-- [Instalando Gogs no Ubuntu](http://blog.linuxpro.com.br/2015/08/14/instalando-gogs-no-ubuntu/) (Português)
+- [Instalando Gogs no Ubuntu](https://www.youtube.com/watch?v=4UkHAR1F7ZA) (Português)
 
 ### Deploy to Cloud
 

gogs.go

 	"github.com/gogits/gogs/modules/setting"
 )
 
-const APP_VER = "0.8.1.1213"
+const APP_VER = "0.8.2.1213"
 
 func init() {
 	runtime.GOMAXPROCS(runtime.NumCPU())

models/git_diff.go

 				buf.WriteString("\n")
 			}
 		}
-		charsetLabel, err := base.DetectEncoding(buf.Bytes())
-		if charsetLabel != "UTF-8" && err == nil {
+		charsetLabel := base.DetectEncoding(buf.Bytes())
+		if charsetLabel != "UTF-8" {
 			encoding, _ := charset.Lookup(charsetLabel)
 			if encoding != nil {
 				d := encoding.NewDecoder()

modules/base/tool.go

 	"github.com/Unknwon/com"
 	"github.com/Unknwon/i18n"
 	"github.com/microcosm-cc/bluemonday"
-
-	"github.com/gogits/chardet"
+	"golang.org/x/net/html/charset"
 
 	"github.com/gogits/gogs/modules/avatar"
 	"github.com/gogits/gogs/modules/setting"
 	return sha1
 }
 
-func DetectEncoding(content []byte) (string, error) {
-	detector := chardet.NewTextDetector()
-	result, err := detector.DetectBest(content)
-	if result.Charset != "UTF-8" && len(setting.Repository.AnsiCharset) > 0 {
-		return setting.Repository.AnsiCharset, err
-	}
-	return result.Charset, err
+func DetectEncoding(content []byte) string {
+	_, name, _ := charset.DetermineEncoding(content, setting.Repository.AnsiCharset)
+	return name
 }
 
 func BasicAuthDecode(encoded string) (string, string, error) {

modules/template/template.go

 }
 
 func ToUtf8WithErr(content []byte) (error, string) {
-	charsetLabel, err := base.DetectEncoding(content)
-	if err != nil {
-		return err, ""
-	}
-
+	charsetLabel := base.DetectEncoding(content)
 	if charsetLabel == "UTF-8" {
 		return nil, string(content)
 	}

templates/.VERSION

-0.8.1.1213
+0.8.2.1213