7-day CfC: make spinbutton composite - closes 22 June

This is a Call for Consensus (CfC) to the Accessible Rich Internet 
Applications (ARIA) Working Group regarding the following resolution of 
the ARIA Working group:

    Make the spinbutton role a composite widget


    Background

This was approved by the participants of the 16 June 2016 
teleconference, and further context is available in the minutes:

    https://www.w3.org/2016/06/16-aria-minutes.html#item07

If this CfC is accepted, the following changes will be merged:

    https://github.com/w3c/aria/compare/action-2085


    Action

This CfC is now open for objection, comment, as well as statements of 
support via email. Silence will be interpreted as support, though 
messages of support are certainly welcome.

If you object to this proposal, or have comments concerning it, please 
respond by replying on list to this message no later than 23:59 
(midnight) Boston Time, Wednesday, 22 June 2016. For objections only, 
please copy the main aria@w3.org list to allow technical discussion of 
the objection to happen there.


    Process

This CfC is conducted per the ARIA WG decision policy:

    https://www.w3.org/WAI/ARIA/decision-policy

I am issuing this CfC as acting chair, but Rich will record the formal 
ratification if passed.

Michael