improve code and app.ini.sample

Author: lunny

custom/conf/app.ini.sample

@@ -513,7 +513,7 @@ SKIP_TLS_VERIFY = false
 PAGING_NUM = 10
 ; Proxy server URL, support http://, https//, socks://, blank will follow environment http_proxy/https_proxy
 PROXY_URL = 
-; All request hosts needed to proxy, you could use * to match the hosts.
+; Comma separated list of host names requiring proxy. Glob patterns (*) are accepted; use ** to match all hosts.
 PROXY_HOSTS = 
 
 [mailer]

modules/webhook/deliver.go

@@ -206,10 +206,6 @@ func webhookProxy() func(req *http.Request) (*url.URL, error) {
 	})
 
 	return func(req *http.Request) (*url.URL, error) {
-		if len(setting.Webhook.ProxyHosts) == 1 && setting.Webhook.ProxyHosts[0] == "*" {
-			return http.ProxyURL(setting.Webhook.ProxyURLFixed)(req)
-		}
-
 		for _, v := range hostMatchers {
 			if v.Match(req.URL.Host) {
 				return http.ProxyURL(setting.Webhook.ProxyURLFixed)(req)