update to docker 1.7.1 release
update to docker 1.7.1 release

rosskevin/dinghy,codekitchen/dinghy,tpickett66/dinghy,amazeeio/cachalot,vultron81/dinghy,alexandregz/dinghy,miguelpuyol/dinghy,simonnordberg/dinghy,rosskevin/dinghy,davedevelopment/dinghy,caleb/dinghy,chinthakagodawita/dinghy,davedevelopment/dinghy,amazeeio/cachalot,vultron81/dinghy,markoshust/dinghy,miguelpuyol/dinghy,alexandregz/dinghy,caleb/dinghy,chinthakagodawita/dinghy,codekitchen/dinghy,markoshust/dinghy,tpickett66/dinghy,simonnordberg/dinghy