Problems with json and clausure fixed

Hello,

  I resubmited  in a new branch the pull#10. The url for GRAILS_CENTRAL_PORTAL_URL is not commited, but i'm not sure if this is a bug or not.

  Regards

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Hello,

In 2.2.0 version I think you must call json with clausure in publish script, no with maps. Another problem is the url for: GRAILS_CENTRAL_PORTAL_URL.

And for me is better to extend connectTimeout and readTimeout to 10000

Thank you.