Add whatsappmulti buildflag for whatsapp with multidevice support (whatsapp)

vendor/github.com/Baozisoftware/qrcode-terminal-go/README.md

@@ -0,0 +1,39 @@
+
+# qrcode-terminal-go
+QRCode terminal for golang.
+
+# Example
+```go
+package main
+
+import "github.com/Baozisoftware/qrcode-terminal-go"
+
+func main() {
+	Test1()
+	Test2()
+}
+
+func Test1(){
+	content := "Hello, 世界"
+	obj := qrcodeTerminal.New()
+	obj.Get(content).Print()
+}
+
+func Test2(){
+	content := "https://github.com/Baozisoftware/qrcode-terminal-go"
+	obj := qrcodeTerminal.New2(qrcodeTerminal.ConsoleColors.BrightBlue,qrcodeTerminal.ConsoleColors.BrightGreen,qrcodeTerminal.QRCodeRecoveryLevels.Low)
+	obj.Get([]byte(content)).Print()
+}
+```
+
+## Screenshots
+### Windows XP
+![winxp](https://github.com/Baozisoftware/qrcode-terminal-go/blob/master/screenshots/winxp.png)
+### Windows 7
+![win7](https://github.com/Baozisoftware/qrcode-terminal-go/blob/master/screenshots/win7.png)
+### Windows 10
+![win10](https://github.com/Baozisoftware/qrcode-terminal-go/blob/master/screenshots/win10.png)
+### Ubuntu
+![ubuntu](https://github.com/Baozisoftware/qrcode-terminal-go/blob/master/screenshots/ubuntu.png)
+### macOS
+![macos](https://github.com/Baozisoftware/qrcode-terminal-go/blob/master/screenshots/macos.png)