昨天在xcode中怎么也找不到打包的地方，今天解决了。
http://stackoverflow.com/questions/3087089/xcode-build-and-archive-menu-item-disabled?1340766786
Maybe your current build configiuration is "Simulator"? It needs to be device build to activate "Build and Archive"
xcode3.2.6 build archive
签名：删除冗余的代码最开心，找不到删除的代码最痛苦！