Documentation for path module changes.

doc/api.txt

@@ -1539,11 +1539,13 @@ node> require("path").dirname("/foo/bar/baz/asdf/quux")
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 +
 
-+path.filename(p)+::
++path.basename(p, ext)+::
 Return the last portion of a path.  Similar to the Unix +basename+ command.  Example:
 +
 ------------------------------------
-node> require("path").filename("/foo/bar/baz/asdf/quux")
+node> require("path").filename("/foo/bar/baz/asdf/quux.html")
+"quux.html"
+node> require("path").filename("/foo/bar/baz/asdf/quux.html", ".html")
 "quux"
 ------------------------------------
 +