Document asynchat-inherited recv function behaviour
Document asynchat-inherited recv function behaviour

cinnamoncoin/eloipool-1,wizkid057/eloipool,uingei/eloipool,thrasher-/eloipool,thrasher-/eloipool,ahmedbodi/SHA-Eloipool-MMCFE-,jameshilliard/4tar-eloipool,thrasher-/eloipool,svasva/eloipool,uingei/eloi