Rename halftitle.xhtml -> halftitlepage.xhtml

src/epub/content.opf

@@ -102,7 +102,7 @@
 		<item href="text/dedication.xhtml" id="dedication.xhtml" media-type="application/xhtml+xml"/>
 		<item href="text/endnotes.xhtml" id="endnotes.xhtml" media-type="application/xhtml+xml"/>
 		<item href="text/epigraph.xhtml" id="epigraph.xhtml" media-type="application/xhtml+xml"/>
-		<item href="text/halftitle.xhtml" id="halftitle.xhtml" media-type="application/xhtml+xml"/>
+		<item href="text/halftitlepage.xhtml" id="halftitlepage.xhtml" media-type="application/xhtml+xml"/>
 		<item href="text/imprint.xhtml" id="imprint.xhtml" media-type="application/xhtml+xml" properties="svg"/>
 		<item href="text/introduction.xhtml" id="introduction.xhtml" media-type="application/xhtml+xml"/>
 		<item href="text/titlepage.xhtml" id="titlepage.xhtml" media-type="application/xhtml+xml" properties="svg"/>
@@ -114,7 +114,7 @@
 		<itemref idref="introduction.xhtml"/>
 		<itemref idref="dedication.xhtml"/>
 		<itemref idref="epigraph.xhtml"/>
-		<itemref idref="halftitle.xhtml"/>
+		<itemref idref="halftitlepage.xhtml"/>
 		<itemref idref="chapter-1.xhtml"/>
 		<itemref idref="chapter-2.xhtml"/>
 		<itemref idref="chapter-3.xhtml"/>

src/epub/toc.xhtml

@@ -34,7 +34,7 @@
 					<a href="text/epigraph.xhtml">Epigraph</a>
 				</li>
 				<li>
-					<a href="text/halftitle.xhtml">On Liberty</a>
+					<a href="text/halftitlepage.xhtml">On Liberty</a>
 					<ol>
 						<li>
 							<a href="text/chapter-1.xhtml"><span epub:type="z3998:roman">I</span>: Introductory</a>
@@ -83,7 +83,7 @@
 					<a href="text/epigraph.xhtml" epub:type="frontmatter epigraph">Epigraph</a>
 				</li>
 				<li>
-					<a href="text/halftitle.xhtml" epub:type="frontmatter halftitlepage">Half Title</a>
+					<a href="text/halftitlepage.xhtml" epub:type="frontmatter halftitlepage">Half Title</a>
 				</li>
 				<li>
 					<a href="text/chapter-1.xhtml" epub:type="bodymatter z3998:non-fiction">On Liberty</a>