上传Android应用到谷歌游戏一步一步…

1) I'm newbie to android distribution,my application is ready and now I want to distribute it through google play. But I can't find how to create certificate, because default debug certificate not use for distribute. can any one help me to create self signed certificate. I'm using mac os and eclipse as ide for development.1) I'm newbie to android distribution,my applic