Add Korean to the list of language of line-break in addition to Chinese and Japanese <http://lists.w3.org/Archives/Public/www-style/2012Sep/0097.html>

Author: kojiishi

css3-text/Overview.src.html

@@ -873,7 +873,7 @@ <h3 id="line-break">
           <li>breaks before the Katakana-Hiragana prolonged sound mark:
             &#x30FC;&nbsp;U+30FC,  &#xFF70&nbsp;U+FF70
         </ul>
-        If the <i>content language</i> is Chinese or Japanese, then additionally:
+        If the <i>content language</i> is Chinese, Japanese, or Korean, then additionally:
         <ul>
           <li>breaks before hyphens:<br>
             &#x2010;&nbsp;U+2010,  &#x2013;&nbsp;U+2013,  &#x301C;&nbsp;U+301C,
@@ -888,7 +888,7 @@ <h3 id="line-break">
           <li>breaks between some inseparable characters:<br>
             &#x2025;&nbsp;U+2025,  &#x2026;&nbsp;U+2026
         </ul>
-        If the <i>content language</i> is Chinese or Japanese, then additionally:
+        If the <i>content language</i> is Chinese, Japanese, or Korean, then additionally:
         <ul>
           <li>breaks before certain centered punctuation marks:<br>
             &#x003A;&nbsp;U+003A,  &#x003B;&nbsp;U+003B,  &#x30FB;&nbsp;U+30FB,