modified README.md, details scrapped and added to wiki, link added to point to wiki
modified README.md, details scrapped and added to wiki, link added to point to wiki


Former-commit-id: 4bbb152e095a6636b2cb11f33a0ce50a50b51247
eric-haibin-lin/peloton-1,eric-haibin-lin/peloton-1,prashasthip/peloton,ShuxinLin/peloton,PauloAmora/peloton,malin1993ml/peloton,vittvolt/peloton,seojungmin/peloton,prashasthip/peloton,seojungmin/peloton,AllisonWang/peloton,phisiart/peloton-p3,AllisonWang/peloton,apavlo/peloton,seojungmin/peloton,haojin2/peloton,PauloAmora/peloton,vittvolt/15721-peloton,cmu-db/peloton,AngLi-Leon/peloton,AngLi-Leon/peloton,haojin2/peloton,yingjunwu/peloton,vittvolt/peloton,prashasthip/peloton,vittvolt/15721-peloton,apavlo/peloton,malin1993ml/peloton,AllisonWang/peloton,wangziqi2016/peloton,jessesleeping/iso_peloton,eric-haibin-lin/peloton-1,vittvolt/15721-peloton,wangziqi2016/peloton,wangziqi2016/peloton,PauloAmora/peloton,prashasthip/peloton,cmu-db/peloton,phisiart/peloton-p3,malin1993ml/peloton,ShuxinLin/peloton,ShuxinLin/peloton,seojungmin/peloton,yingjunwu/peloton,AngLi-Leon/peloton,eric-haibin-lin/peloton-1,jessesleeping/iso_peloton,haojin2/peloton,malin1993ml/peloton,wangziqi2016/peloton,cmu-db/peloton,yingjunwu/peloton,yingjunwu/peloton,apavlo/peloton,vittvolt/peloton,PauloAmora/peloton,eric-haibin-lin/peloton-1,AllisonWang/peloton,AngLi-Leon/peloton,haojin2/peloton,haojin2/peloton,vittvolt/15721-peloton,ShuxinLin/peloton,wangziqi2016/peloton,apavlo/peloton,phisiart/peloton-p3,phisiart/peloton-p3,cmu-db/peloton,phisiart/peloton-p3,vittvolt/peloton,ShuxinLin/peloton,yingjunwu/peloton,AllisonWang/peloton,apavlo/peloton,malin1993ml/peloton,prashasthip/peloton,haojin2/peloton,cmu-db/peloton,prashasthip/peloton,malin1993ml/peloton,PauloAmora/peloton,jessesleeping/iso_peloton,apavlo/peloton,vittvolt/peloton,seojungmin/peloton,seojungmin/peloton,jessesleeping/iso_peloton,jessesleeping/iso_peloton,wangziqi2016/peloton,AllisonWang/peloton,AngLi-Leon/peloton,vittvolt/15721-peloton,jessesleeping/iso_peloton,jessesleeping/iso_peloton,cmu-db/peloton,vittvolt/peloton,PauloAmora/peloton,ShuxinLin/peloton,vittvolt/15721-peloton,eric-haibin-lin/peloton-1,phisiart/peloton-p3,AngLi-Leon/peloton,yingjunwu/peloton