[Bugzilla bug (if applicable)] Bugzilla bug 8651 [Erratum (if applicable)] SE.E17 [Description of change] Clarified what it means to compare without regard to case. [Affected sections] 1.1 Terminology 6.1.14 XHTML Output Method: the include-content-type Parameter 7.1 Markup for Elements 7.2 Writing Attributes 7.4.13 HTML Output Method: the include-content-type Parameter [Category] 
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