Update d3-request.

README.md

@@ -388,6 +388,8 @@ A convenient alternative to asynchronous XMLHttpRequest.
 
 * [d3.request](https://github.com/d3/d3-request#request) - make an asynchronous request.
 * [*request*.header](https://github.com/d3/d3-request#request_header) - set a request header.
+* [*request*.user](https://github.com/d3/d3-request#request_user) - set the user for authentication.
+* [*request*.password](https://github.com/d3/d3-request#request_password) - set the password for authentication.
 * [*request*.mimeType](https://github.com/d3/d3-request#request_mimeType) - set the MIME type.
 * [*request*.timeout](https://github.com/d3/d3-request#request_timeout) - set the timeout in milliseconds.
 * [*request*.responseType](https://github.com/d3/d3-request#request_responseType) - set the response type.

package.json

@@ -53,7 +53,7 @@
     "d3-quadtree": "0.2.1",
     "d3-queue": "2.0.2",
     "d3-random": "0.2.1",
-    "d3-request": "0.4.4",
+    "d3-request": "0.4.5",
     "d3-scale": "0.6.4",
     "d3-selection": "0.7.0",
     "d3-shape": "0.5.1",