From 76f246eeb1d746a28ea5205bb7c179fad8436373 Mon Sep 17 00:00:00 2001
From: Hamed Ghasemzadeh <evgnomon@gmail.com>
Date: Thu, 19 Jan 2017 19:15:28 +0330
Subject: [PATCH] captcha is added

---
 configs.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/configs.go b/configs.go
index dc745df..63ef350 100644
--- a/configs.go
+++ b/configs.go
@@ -372,6 +372,10 @@ func (config DocumentConfig) values() (url.Values, error) {
 func (config DocumentConfig) params() (map[string]string, error) {
 	params, _ := config.BaseFile.params()
 
+	if config.Caption != "" {
+		params["caption"] = config.Caption
+	}
+
 	return params, nil
 }