Added .gitignore for tests dir
Added .gitignore for tests dir

haojin2/peloton,phisiart/peloton-p3,PauloAmora/peloton,phisiart/peloton-p3,haojin2/peloton,jessesleeping/iso_peloton,jessesleeping/iso_peloton,malin1993ml/peloton,AngLi-Leon/peloton,AllisonWang/peloton,AngLi-Leon/peloton,jessesleeping/iso_peloton,vittvolt/15721-peloton,wangziqi2016/peloton,cmu-db/peloton,eric-haibin-lin/peloton-1,jessesleeping/iso_peloton,cmu-db/peloton,yingjunwu/peloton,ShuxinLin/peloton,vittvolt/peloton,seojungmin/peloton,phisiart/peloton-p3,AngLi-Leon/peloton,seojungmin/peloton,eric-haibin-lin/peloton-1,seojungmin/peloton,jessesleeping/iso_peloton,eric-haibin-lin/peloton-1,yingjunwu/peloton,PauloAmora/peloton,jessesleeping/iso_peloton,AngLi-Leon/peloton,malin1993ml/peloton,apavlo/peloton,seojungmin/peloton,AngLi-Leon/peloton,phisiart/peloton-p3,ShuxinLin/peloton,PauloAmora/peloton,eric-haibin-lin/peloton-1,AngLi-Leon/peloton,seojungmin/peloton,apavlo/peloton,vittvolt/15721-peloton,AllisonWang/peloton,cmu-db/peloton,malin1993ml/peloton,PauloAmora/peloton,malin1993ml/peloton,cmu-db/peloton,ShuxinLin/peloton,haojin2/peloton,seojungmin/peloton,malin1993ml/peloton,prashasthip/peloton,vittvolt/15721-peloton,apavlo/peloton,malin1993ml/peloton,wangziqi2016/peloton,ShuxinLin/peloton,cmu-db/peloton,vittvolt/peloton,prashasthip/peloton,haojin2/peloton,prashasthip/peloton,yingjunwu/peloton,vittvolt/peloton,yingjunwu/peloton,wangziqi2016/peloton,wangziqi2016/peloton,phisiart/peloton-p3,wangziqi2016/peloton,cmu-db/peloton,AllisonWang/peloton,phisiart/peloton-p3,haojin2/peloton,eric-haibin-lin/peloton-1,PauloAmora/peloton,PauloAmora/peloton,AllisonWang/peloton,ShuxinLin/peloton,vittvolt/15721-peloton,yingjunwu/peloton,prashasthip/peloton,prashasthip/peloton,apavlo/peloton,ShuxinLin/peloton,jessesleeping/iso_peloton,vittvolt/peloton,AllisonWang/peloton,apavlo/peloton,vittvolt/15721-peloton,eric-haibin-lin/peloton-1,prashasthip/peloton,apavlo/peloton,haojin2/peloton,vittvolt/15721-peloton,vittvolt/peloton,yingjunwu/peloton,AllisonWang/peloton,wangziqi2016/peloton,vittvolt/peloton