[css-box-3] Publication prep

Author: fantasai

css-box-3/Overview.bs

@@ -5,8 +5,10 @@ Level: 3
 Status: WD
 Work Status: Refining
 Group: csswg
-ED: https://drafts.csswg.org/css-box-1/
+ED: https://drafts.csswg.org/css-box-3/
+Date: 2018-08-02
 TR: https://www.w3.org/TR/css-box-3/
+Previous Version: https://www.w3.org/TR/2018/WD-css3-box-20180731/
 Abstract: This specification describes the margin and padding properties, which create spacing in and around a CSS box. It may later be extended to include borders (currently described in [[css-backgrounds-3]]).
 Editor: Elika J. Etemad / fantasai, Invited Expert, http://fantasai.inkedblade.net/contact, w3cid 35400
 WPT Path Prefix: css/css-box/