bump and document the made param

Author: James Halliday

README.markdown

@@ -33,6 +33,9 @@ permission string `mode`.
 
 If `mode` isn't specified, it defaults to `0777 & (~process.umask())`.
 
+`cb(err, made)` fires with the error or the first directory `made`
+that had to be created, if any.
+
 mkdirp.sync(dir, mode)
 ----------------------
 
@@ -41,6 +44,8 @@ with octal permission string `mode`.
 
 If `mode` isn't specified, it defaults to `0777 & (~process.umask())`.
 
+Returns the first directory that had to be created, if any.
+
 install
 =======
 

package.json

@@ -1,7 +1,7 @@
 {
     "name" : "mkdirp",
     "description" : "Recursively mkdir, like `mkdir -p`",
-    "version" : "0.3.0",
+    "version" : "0.3.1",
     "author" : "James Halliday <[email protected]> (http://substack.net)",
     "main" : "./index",
     "keywords" : [