[css-lists-3] Update Work Status to 'refining'. Add Elika as editor.

Author: tabatkins

css-lists-3/Overview.bs

@@ -4,9 +4,10 @@ Shortname: css-lists
 Level: 3
 Group: CSSWG
 Status: ED
-Work Status: Exploring
+Work Status: Refining
 ED: https://drafts.csswg.org/css-lists-3/
 TR: https://www.w3.org/TR/css-lists-3/
+Editor: Elika J. Etemad / fantasai, Invited Expert, http://fantasai.inkedblade.net/contact, w3cid 35400
 Editor: Tab Atkins, Google, http://xanthir.com/contact/, w3cid 42199
 Former Editor: Ian Hickson, Google, ian@hixie.ch
 Former Editor: Tantek Çelı̇k, Formerly of Microsoft, tantekc@microsoft.com