[manifest] For `lang`, add formal defintion of language tag (#331)

• From: Marcos Caceres <notifications@github.com>
• Date: Fri, 13 Mar 2015 09:03:36 -0700
• To: w3c/manifest <manifest@noreply.github.com>
• Message-ID: <w3c/manifest/issues/331@github.com>

Bring back the origin definition of language tag that we had about a year ago. 

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Reply to this email directly or view it on GitHub:
https://github.com/w3c/manifest/issues/331

Received on Friday, 13 March 2015 16:04:07 UTC