changed reason for CJK lack of italic/bold typefaces

fixes #45

index.html

@@ -161,7 +161,7 @@ <h3>Fonts</h3>
 
   <section id="font-style">
     <h3>Font styles</h3>
-    <p>In CSS, italic and oblique are described as font styles. Non-Latin script can add requirements for such styling.  For example, oblique styles in Arabic or Hebrew scripts text may lean to the left. Proper italic glyphs in Cyrillic text can look very different from normal variants, and so synthesising italics can produce poor results. Chinese, Japanese and Korean fonts almost always lack italic or oblique faces, because their characters are too complicated to support them well.</p>
+    <p>In CSS, italic and oblique are described as font styles. Non-Latin script can add requirements for such styling.  For example, oblique styles in Arabic or Hebrew scripts text may lean to the left. Proper italic glyphs in Cyrillic text can look very different from normal variants, and so synthesising italics can produce poor results. Chinese, Japanese and Korean fonts almost always lack italic or oblique faces, because those are not native typographic traditions.</p>
     <dl class="reslinks">
       <dt>Requirements</dt>
       <dd>