Rebrand Yahoo -> Bing.

templates/api.mako

@@ -151,7 +151,7 @@
                         <td>use_engine</td>
                         <td>boolean</td>
                         <td>No (default: <span class="code">true</span>)</td>
-                        <td>Whether to use a search engine (<a href="//developer.yahoo.com/boss/search/">Yahoo! BOSS</a>) as a source of URLs to compare against the page.</td>
+                        <td>Whether to use a search engine (<a href="https://datamarket.azure.com/dataset/bing/search">Bing</a>) as a source of URLs to compare against the page.</td>
                     </tr>
                     <tr>
                         <td>use_links</td>

templates/index.mako

@@ -46,7 +46,7 @@
         </div>
     % endif
 %endif
-<p>This tool attempts to detect <a href="//en.wikipedia.org/wiki/WP:COPYVIO">copyright violations</a> in articles. In <i>search mode</i>, it will check for similar content elsewhere on the web using <a href="//developer.yahoo.com/boss/search/">Yahoo! BOSS</a>, external links present in the text of the page, or <a href="//en.wikipedia.org/wiki/Wikipedia:Turnitin">Turnitin</a> (provided by <a href="//en.wikipedia.org/wiki/User:EranBot">EranBot</a>), depending on which options are selected. In <i>comparison mode</i>, the tool will skip the searching step and display a report comparing the article to the given webpage, like the <a href="//tools.wmflabs.org/dupdet/">Duplication Detector</a>.</p>
+<p>This tool attempts to detect <a href="//en.wikipedia.org/wiki/WP:COPYVIO">copyright violations</a> in articles. In <i>search mode</i>, it will check for similar content elsewhere on the web using <a href="https://datamarket.azure.com/dataset/bing/search">Bing Search</a>, external links present in the text of the page, or <a href="//en.wikipedia.org/wiki/Wikipedia:Turnitin">Turnitin</a> (provided by <a href="//en.wikipedia.org/wiki/User:EranBot">EranBot</a>), depending on which options are selected. In <i>comparison mode</i>, the tool will skip the searching step and display a report comparing the article to the given webpage, like the <a href="//tools.wmflabs.org/dupdet/">Duplication Detector</a>.</p>
 <p>Running a full check can take up to a minute if other websites are slow or if the tool is under heavy use. Please be patient. If you get a timeout, wait a moment and refresh the page.</p>
 <p>Specific websites can be skipped (for example, if they copy from Wikipedia) by being added to the <a href="//en.wikipedia.org/wiki/User:EarwigBot/Copyvios/Exclusions">excluded URL list</a>.</p>
 <form id="cv-form" action="${request.script_root}" method="get">