updated week04

week04/.editorconfig

week04/.eslintignore

week04/.eslintrc.js

week04/.gitignore

week04/.template-lintrc.js

week04/.travis.yml

week04/app/app.js

week04/app/controllers/.gitkeep

week04/app/helpers/.gitkeep

week04/app/models/.gitkeep

week04/app/resolver.js

week04/app/router.js

week04/app/routes/.gitkeep

week04/app/styles/app.css

week04/app/styles/app.scss

week04/app/templates/application.hbs

week04/app/templates/components/.gitkeep

week04/config/ember-cli-update.json

week04/config/environment.js

week04/config/optional-features.json