PHP5 rewrite of HTTP_Request
package (with some features from HTTP_Client). Provides cleaner
API and pluggable Adapters:
Socket adapter, based on old HTTP_Request code,
Curl adapter, wraps around PHP's cURL extension,
Mock adapter, useful for testing packages dependent on HTTP_Request2.
Supports POST requests with data and file uploads, basic and digest
authentication, cookies, managing cookies across requests, proxies, gzip and
deflate encodings, redirects, monitoring the request progress with Observers...