[Yaml-core] Final agreement on type families / tag-uri stuff...

[Clark C . E. <cc...@cl...>]

It seems that we have final agreement on the tag-uri stuff, 
in the off-line thread Brian agreed he likes the proposal
reserving !\item for his #DOMAIN proposal.

| >  !!private
| >  !lang/<whatever>
| >  !domain,year((-mm)?-dd):<whatever>
| >  !universal
| 
| I like this fine.
| 
| >  The whole "binding" to the URI of these strings should
| >  be done in a single paragraph, and it can be non-normative
| >  as far as I'm concerned (an appendix if need be).  It
| >  is important for future work that we _can_ map this stuff
| >  to a URI, it's not important that we actually do it.
| 
| I like this as well.

So, I consider this one closed.

Clark