logcounter 2.0

##非堵塞日志实时统计,效果很牛逼

Todo:push到websokock and highcharts

` ruifengyun@bj-log:/data/scribe/spider$ tailf spider-2014-11-06_00001|python ~/counter.py Use Ctrl + C to terminate the program 0/0 (rps/min avg) 200/100 (rps/min avg) 52/84 (rps/min avg) 48/75 (rps/min avg) 126/85 (rps/min avg) 84/85 (rps/min avg) 69/83 (rps/min avg) 83/83 (rps/min avg) 42/78 (rps/min avg) 128/83 (rps/min avg) 128/87 (rps/min avg) 70/86 (rps/min avg) 91/86 (rps/min avg) 40/83 (rps/min avg) 150/87 (rps/min avg) 81/87 (rps/min avg) 103/88 (rps/min avg) 56/86 (rps/min avg) 65/85 (rps/min avg) 125/87 (rps/min avg) 85/87 (rps/min avg) 104/88 (rps/min avg) 55/86 (rps/min avg) 36/84 (rps/min avg) `