Add z3998:name-title semantic to some abbreviations

src/epub/text/endnotes.xhtml

@@ -522,7 +522,7 @@
 							<span>Ἕκτορι δ’ αὐτῷ θυμὸς ἐνὶ στήθεσσι πάτασσεν.</span>
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-					<p>But there is a great difference, as <abbr>Dr.</abbr> Clarke remarks, between <i xml:lang="grc">θυμὸς ἐνὶ στήθεσσι πάτασσεν</i> and <i xml:lang="grc">καρδέη ἔξω στηθέων ἔθρωσκεν</i>, or <i xml:lang="grc">τρόμος αἶνος ὑπήλυθε γυῖα</i>. <em>The Trojans</em>, says Homer, <em>trembled</em> at the sight of Ajax, and even Hector himself felt some emotion in his breast. <a href="chapter-4.xhtml#noteref-49" epub:type="backlink">↩</a></p>
+					<p>But there is a great difference, as <abbr epub:type="z3998:name-title">Dr.</abbr> Clarke remarks, between <i xml:lang="grc">θυμὸς ἐνὶ στήθεσσι πάτασσεν</i> and <i xml:lang="grc">καρδέη ἔξω στηθέων ἔθρωσκεν</i>, or <i xml:lang="grc">τρόμος αἶνος ὑπήλυθε γυῖα</i>. <em>The Trojans</em>, says Homer, <em>trembled</em> at the sight of Ajax, and even Hector himself felt some emotion in his breast. <a href="chapter-4.xhtml#noteref-49" epub:type="backlink">↩</a></p>
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 				<li id="note-50" epub:type="endnote">
 					<p>Cicero means Scipio Nasica, who, in the riots consequent on the reelection of Tiberius Gracchus to the tribunate, 133 <abbr epub:type="se:era">BC</abbr>, having called in vain on the consul, Mucius Scaevola, to save the republic, attacked Gracchus himself, who was slain in the tumult. <a href="chapter-4.xhtml#noteref-50" epub:type="backlink">↩</a></p>