Remove one-time web clipboard

h2/src/docsrc/html/build.html

@@ -272,8 +272,7 @@ or if  you have a feature request:
     please report the problem, including the complete error message and stack trace,
     and the root cause stack trace(s).
 </li><li>When sending source code, please use a public web clipboard such as
-    <a href="http://pastebin.com">Pastebin</a>,
-    <a href="http://cl1p.net">Cl1p</a>, or
+    <a href="http://pastebin.com/">Pastebin</a> or
     <a href="http://www.mysticpaste.com/new">Mystic Paste</a>
     to avoid formatting problems.
     Please keep test cases as simple and short as possible,