Schema errata E2-67: allow unescaped '-' at the beginning and end of a regex
Schema errata E2-67: allow unescaped '-' at the beginning and end of a regex

git-svn-id: 3ec853389310512053d525963cab269c063bb453@202252 13f79535-47bb-0310-9956-ffa450edef68

AaronNGray/xerces,AaronNGray/xerces,AaronNGray/xerces,AaronNGray/xerces