Improve Conn.Err documentation.
Improve Conn.Err documentation.

shosti/redigo,Charlesdong/redigo,nativetouch/redigo,kpumuk/redigo,brodock/redigo,iron-s/redigo,zhgo/redis,ninjasphere/redigo,beni55/redigo,kylebrandt/redigo,blackbeans/flume-bridge,outrightmental/go-redigo,cloudnautique/redigo,gomodule/redigo,garyburd/redigo,MCProHosting/redigo,stvp/redigo,blackbeans/flume-bridge,mbrukman/redigo,Wang/redigo,lvtiendev/redigo,linkeo/redigo