compass+sass预编译css,gulp 构建工具，静态资源cdn处理
npm install gulp-compass gulp-minify-css gulp-uglify gulp-rename gulp-concat gulp-jshint gulp-clean amd-optimize gulp-iconfont gulp-iconfont-css gulp-csslint gulp-rev gulp-rev-collector gulp-notify gulp-sourcemaps gulp-sequence del gulp-header gulp-load-plugins --save-dev