padding/pkcs7.go
func RemovePkcs7(padded []byte, blockSize int) []byte {	
	
	dataLen:=len(padded)		
	paddingCount:=int(padded[dataLen-1])
	
	if(paddingCount > blockSize || paddingCount <= 0) {
		return padded //data is not padded (or not padded correctly), return as is
	}

	padding := padded[dataLen-paddingCount : dataLen-1]
			
	for _, b := range padding {
		if int(b) != paddingCount {
			return padded  //data is not padded (or not padded correcly), return as is
		}
	}		
		
	return padded[:len(padded)-paddingCount] //return data - padding
}
func RemovePkcs7(padded []byte, blockSize int) []byte {	
	
	dataLen:=len(padded)		
	paddingCount:=int(padded[dataLen-1])
	
	if(paddingCount > blockSize || paddingCount <= 0) {
		return padded //data is not padded (or not padded correctly), return as is
	}

	padding := padded[dataLen-paddingCount : dataLen-1]
			
	for _, b := range padding {
		if int(b) != paddingCount {
			return padded  //data is not padded (or not padded correcly), return as is
		}
	}		
		
	return padded[:len(padded)-paddingCount] //return data - padding
}
// RemovePkcs7 removes pkcs7 padding from previously padded byte array