Gen-ART 27

From: Mary Barnes

Description: -Section 5.3.4 [6.3.4] - needs normative language:
--1st paragraph after GenericCertificate structure:
---"All signatures are formatted" -> "Alls signatures MUST be formatted" [now paragraph after certificate defintion]
---"The input structure…varies.." ->  "The input structure … MAY vary…"

Notes: Will fix text as suggested.