Outdated links removed from README.md
Outdated links removed from README.md

DarkoP/spree,siddharth28/spree,calvinl/spree,imella/spree,vinayvinsol/spree,brchristian/spree,vinayvinsol/spree,calvinl/spree,vinayvinsol/spree,imella/spree,vinsol/spree,DarkoP/spree,vinayvinsol/spree,vinsol/spree,brchristian/spree,vinsol/spree,imella/spree,siddharth28/spree,vinsol/spree,ayb/spree,calvinl/spree,brchristian/spree,ayb/spree,DarkoP/spree,brchristian/spree,siddharth28/spree,calvinl/spree,ayb/spree,ayb/spree,siddharth28/spree,DarkoP/spree