Re: [webcomponents] [Custom]: "are" custom element names ASCII characters, or MUST they be ASCII characters? (#239)

Let's go for the set that is fully compatible between HTML and XML and disallow uppercase (it's fine still in HTML if it gets lowercased, of course, but not e.g., with `createElementNS()`).

(This would have been a lot easier if XML didn't have all these arbitrary restrictions on code points that HTML does not have https://www.w3.org/TR/xml/#NT-NameStartChar and if HTML did not have the requirement of starting with [a-z].)

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Received on Wednesday, 2 March 2016 16:03:56 UTC