Merge signals deprecation.

Still to merge: r78502


[SVN r84850]

libs/libraries.htm

@@ -291,7 +291,7 @@ how to download, build, and install the libraries.</p>
         Execute arbitrary code at scope exit, from Alexander Nasonov and Lorenzo Caminiti.</li>
     <li><a href="serialization/doc/index.html">serialization</a>
         - Serialization for persistence and marshalling, from Robert Ramey</li>
-    <li><a href="signals/index.html">signals</a> - managed signals &amp;
+    <li><a href="signals/index.html">signals</a> <em>(deprecated)</em> - managed signals &amp;
          slots callback implementation, from Doug Gregor.</li>
     <li><a href="signals2/index.html">signals2</a> - managed signals &amp;
          slots callback implementation (thread-safe version 2), from Frank Mori Hess.</li>
@@ -564,7 +564,7 @@ how to download, build, and install the libraries.</p>
     passing references to generic functions, from Jaako J&auml;rvi,
     Peter Dimov, Doug Gregor, and Dave Abrahams.</li>
 
-    <li><a href="signals/index.html">signals</a> - managed signals &amp;
+    <li><a href="signals/index.html">signals</a> <em>(deprecated)</em> - managed signals &amp;
          slots callback implementation, from Doug Gregor.</li>
     <li><a href="signals2/index.html">signals2</a> - managed signals &amp;
          slots callback implementation (thread-safe version 2), from Frank Mori Hess.</li>
@@ -771,7 +771,7 @@ of arbitrary data for persistence and marshalling, from Robert Ramey</li>
     <li><a href="flyweight/doc/index.html">flyweight</a> - Design pattern
     to manage large quantities of highly redundant objects,
     from Joaqu&iacute;n M L&oacute;pez Mu&ntilde;oz.</li>
-    <li><a href="signals/index.html">signals</a> - managed signals &amp;
+    <li><a href="signals/index.html">signals</a> <em>(deprecated)</em> - managed signals &amp;
          slots callback implementation, from Doug Gregor.</li>
     <li><a href="signals2/index.html">signals2</a> - managed signals &amp;
          slots callback implementation (thread-safe version 2), from Frank Mori Hess.</li>

libs/signals

@@ -1 +1 @@
-Subproject commit 1d42f07db06e4984a8b5fb9532e6636f0f04fc66
+Subproject commit cffa7b107fbcf0871d7f513dfa28348f5014aa0e