ng-book-2
####以发布编号开头####
git tag -a v0.0 -m 'Version 0.0'
git push --tags
git describe [--long]
###先决条件
npm install -g typescript
npm install -g tsd
npm install -g live-server
cd a2 vi package.json：{“ name”：“入门”，“ version”：“ 0.0.1”，“ dependencies”：{“ angular2”：“ 2.0.0-alpha.35”，“ es6- module-loader“：” ^ 0.16“，” systemjs“：” ^ 0.16“，” traceur“：” 0.0.91“}} npm install
光盘目录
###Prepare for TypeScri
