Merge filesystem, range, doc from trunk.

* Inline deprecated methods in filesystem.
* Fix some links in range.
* Clean up test document a bit.


[SVN r64315]

doc/html/range/reference/concept_implementation/semantics.html

@@ -31,7 +31,7 @@
 <dt><span class="section"><a href="semantics/functions.html">Functions</a></span></dt>
 </dl></div>
 <a name="range.reference.concept_implementation.semantics.notation"></a><h6>
-<a name="id3271198"></a>
+<a name="id766560"></a>
           <a class="link" href="semantics.html#range.reference.concept_implementation.semantics.notation">notation</a>
         </h6>
 <div class="informaltable"><table class="table">