hg: jdk9/sandbox/jdk: http-client-branch: javadoc tags; couple of typos and other nitpicking

[pavel.rappo at oracle.com]

Changeset: 37738549ff1a
Author:    prappo
Date:      2016-08-12 11:08 +0100
URL:       http://hg.openjdk.java.net/jdk9/sandbox/jdk/rev/37738549ff1a

http-client-branch: javadoc tags; couple of typos and other nitpicking

! src/java.httpclient/share/classes/java/net/http/HttpClient.java
! src/java.httpclient/share/classes/java/net/http/HttpRequest.java
! src/java.httpclient/share/classes/java/net/http/HttpResponse.java