Really fix epub:type attributes

src/epub/text/he-also-serves.xhtml

@@ -49,7 +49,7 @@
 			<p>“ ‘Hunky,’ he says, putting one hand on my shoulder and one on the statue’s, ‘I’m in the holy temple of my ancestors.’</p>
 			<p>“ ‘Well, if looks goes for anything,’ says I, ‘you’ve struck a twin. Stand side by side with buddy, and let’s see if there’s any difference.’</p>
 			<p>“There wasn’t. You know an Indian can keep his face as still as an iron dog’s when he wants to, so when High Jack froze his features you couldn’t have told him from the other one.</p>
-			<p>“ ‘There’s some letters,’ says I, ‘on his nob’s pedestal, but I can’t make ’em out. The alphabet of this country seems to be composed of sometimes <i epub:type="grapheme">a</i>, <i epub:type="grapheme">e</i>, <i epub:type="grapheme">i</i>, <i epub:type="grapheme">o</i>, and <i epub:type="grapheme">u</i>, but generally <i epub:type="grapheme">z</i>’s, <i epub:type="grapheme">l</i>’s, and <i epub:type="grapheme">t</i>’s.’</p>
+			<p>“ ‘There’s some letters,’ says I, ‘on his nob’s pedestal, but I can’t make ’em out. The alphabet of this country seems to be composed of sometimes <i epub:type="z3998:grapheme">a</i>, <i epub:type="z3998:grapheme">e</i>, <i epub:type="z3998:grapheme">i</i>, <i epub:type="z3998:grapheme">o</i>, and <i epub:type="z3998:grapheme">u</i>, but generally <i epub:type="z3998:grapheme">z</i>’s, <i epub:type="z3998:grapheme">l</i>’s, and <i epub:type="z3998:grapheme">t</i>’s.’</p>
 			<p>“High Jack’s ethnology gets the upper hand of his rum for a minute, and he investigates the inscription.</p>
 			<p>“ ‘Hunky,’ says he, ‘this is a statue of Tlotopaxl, one of the most powerful gods of the ancient Aztecs.’</p>
 			<p>“ ‘Glad to know him,’ says I, ‘but in his present condition he reminds me of the joke Shakespeare got off on Julius Caesar. We might say about your friend:</p>