Missing @Override annotations

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/trunk@1630965 13f79535-47bb-0310-9956-ffa450edef68
Refactored internal exchange handling code

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/trunk@1630966 13f79535-47bb-0310-9956-ffa450edef68
Added support for minimal async client capable of pipelined request execution

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/trunk@1630967 13f79535-47bb-0310-9956-ffa450edef68
Fixed minimal async client integration tests

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/trunk@1630968 13f79535-47bb-0310-9956-ffa450edef68
Work-around for a bug in NHttpConnectionBase#bind HttpCore 4.4-beta1 (to be removed)

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/trunk@1630969 13f79535-47bb-0310-9956-ffa450edef68
Added integration tests for pipelined request execution

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpasyncclient/trunk@1630970 13f79535-47bb-0310-9956-ffa450edef68