atimb

/**
 * Real keep-alive HTTP agent
 * 
 *                  ------------=================----------------
 * UPDATE: There are more proper implementations for this problem, distributed as
 *         npm modules like this one: https://github.com/TBEDP/agentkeepalive
 *                  ------------=================----------------
 * 
 * The http module's agent implementation only keeps the underlying TCP
 * connection alive, if there are pending requests towards that endpoint in the agent