Angular CLI(Command-Line Interface) ng update <package>

• analyses your package.json
• recommend updates to your application
• 3rd parties can provide update scripts using schematis
• automatically update your code

ng add

• add new capabilities to your application
• ng add @angular/material

Support for multiple projects

angular.json instead of .angular-cli.json

{
  "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
  "version": 1,
  "newProjectRoot": "projects",
  "projects": {
    "routing-demo": {...
    },
    "services-and-http": {...
    }
   },
  "defaultProject": "routing-demo",
  "schematies": {..
  }
}