File list (Check if you may need any files):
httpcomponents-client-4.0-beta2
...............................\examples
...............................\........\org
...............................\........\...\apache
...............................\........\...\......\http
...............................\........\...\......\....\examples
...............................\........\...\......\....\........\client
...............................\........\...\......\....\........\......\ClientAbortMethod.java
...............................\........\...\......\....\........\......\ClientAuthentication.java
...............................\........\...\......\....\........\......\ClientChunkEncodedPost.java
...............................\........\...\......\....\........\......\ClientConnectionRelease.java
...............................\........\...\......\....\........\......\ClientCustomContext.java
...............................\........\...\......\....\........\......\ClientCustomSSL.java
...............................\........\...\......\....\........\......\ClientExecuteDirect.java
...............................\........\...\......\....\........\......\ClientExecuteProxy.java
...............................\........\...\......\....\........\......\ClientFormLogin.java
...............................\........\...\......\....\........\......\ClientGZipContentCompression.java
...............................\........\...\......\....\........\......\ClientInteractiveAuthentication.java
...............................\........\...\......\....\........\......\ClientMultiThreadedExecution.java
...............................\........\...\......\....\........\......\ClientPreemptiveBasicAuthentication.java
...............................\........\...\......\....\........\......\ClientPreemptiveDigestAuthentication.java
...............................\........\...\......\....\........\......\ClientProxyAuthentication.java
...............................\........\...\......\....\........\......\ClientWithResponseHandler.java
...............................\........\...\......\....\........\conn
...............................\........\...\......\....\........\....\ManagerConnectDirect.java
...............................\........\...\......\....\........\....\ManagerConnectProxy.java
...............................\........\...\......\....\........\....\OperatorConnectDirect.java
...............................\........\...\......\....\........\....\OperatorConnectProxy.java
...............................\........\...\......\....\........\entity
...............................\........\...\......\....\........\......\mime
...............................\........\...\......\....\........\......\....\ClientMultipartFormPost.java
...............................\javadoc
...............................\.......\allclasses-frame.html
...............................\.......\allclasses-noframe.html
...............................\.......\constant-values.html
...............................\.......\deprecated-list.html
...............................\.......\help-doc.html
...............................\.......\index-all.html
...............................\.......\index.html
...............................\.......\org
...............................\.......\...\apache
...............................\.......\...\......\http
...............................\.......\...\......\....\auth
...............................\.......\...\......\....\....\AUTH.html
...............................\.......\...\......\....\....\AuthenticationException.html
...............................\.......\...\......\....\....\AuthScheme.html
...............................\.......\...\......\....\....\AuthSchemeFactory.html
...............................\.......\...\......\....\....\AuthSchemeRegistry.html
...............................\.......\...\......\....\....\AuthScope.html
...............................\.......\...\......\....\....\AuthState.html
...............................\.......\...\......\....\....\BasicUserPrincipal.html
...............................\.......\...\......\....\....\class-us