[Compass-ci] git count

Cao Xueliang is our code star, thanks Cao Xueliang!

baijing@crystal ~/todo/bin% ./git-count 19 Cao Xueliang 9 Liu Yinsi 8 Wu Zhende 6 Liu Shaofei 6 Lu Weitao 6 Wang Yong 4 Xu Xijian 4 Cui Yili 4 Luan Shengde 3 Wei Jihui 3 Yu Chuan 3 Li Yuanchao 3 Lin Jiaxin 3 Li Ping 2 Wang Chenglong 1 Bai Jing 1 Zhang Dewan 0 Du Kaitian 0 Wu Fengguang 0 Zhang Yale