encode_jwt_custom_url

[hhemul]

new option to encodeJWT required - url
because of using encodeJWT and requesting different url (such as https://www.googleapis.com/oauth2/v4/token) result in invalid grant error

diff --git a/lib/auth.js b/lib/auth.js
index 66bdc9d..52ea09a 100644
--- a/lib/auth.js
+++ b/lib/auth.js
@@ -92,7 +92,7 @@ exports.encodeJWT = function (options, callback) {
                claims = {
                        iss: options.email,
                        scope: options.scopes.join(' '),
-                       aud: GOOGLE_OAUTH2_URL,
+                       aud: options.url || GOOGLE_OAUTH2_URL,
                        exp: exp,
                        iat: iat
                };

[extrabacon]

Do you mind submitting this diff as a PR?

[hhemul]

I would like to, but i haven't permissions to push new branch. At least i tried and not succeeded.

[rainabba]

PR submitted: #29

@hhemul You can cheat simple PR's like this on GitHub.com by using the edit icon for a given file. The rest of the PR process is guided and dead simple . I use this all the time for simple PR's.