Add method of kind qrcode

Author: thiagozs

README.md

@@ -4,7 +4,7 @@
 
 Generate ~~and validate~~ payments of Brazil Instant Payment System (Pix), making fast and simple to handle charges and proccess then in your project.
 
-**UNDER DEVELOPMENT** *** Becareful ***
+**UNDER DEVELOPMENT - Becareful**
 
 Example implementation.
 ```golang

pix/const.go

@@ -3,6 +3,7 @@ package pix
 const (
 	//EmvSchema
 	TAG_INIT                 = "00"
+	TAG_INIT_METHOD          = "02"
 	TAG_MAI                  = "26"
 	TAG_MCC                  = "52"
 	TAG_TRANSACTION_CURRENCY = "53"

pix/pix.go

@@ -38,6 +38,7 @@ func (p *Pix) GenPayload() string {
 	case STATIC:
 		tags = []string{
 			p.getValue(TAG_INIT, "01"),
+			p.getValue(TAG_INIT_METHOD, "11"),
 			p.getValue(TAG_MAI, p.generateMAI()),
 			p.getValue(TAG_MCC, "0000"),
 			p.getValue(TAG_TRANSACTION_CURRENCY, "986"),
@@ -51,6 +52,7 @@ func (p *Pix) GenPayload() string {
 	case DYNAMIC:
 		tags = []string{
 			p.getValue(TAG_INIT, "01"),
+			p.getValue(TAG_INIT_METHOD, "11"),
 			p.getValue(TAG_MAI, p.generateMAI()),
 			p.getValue(TAG_MCC, "0000"),
 			p.getValue(TAG_TRANSACTION_CURRENCY, "986"),