Introduce Ember Simple Authentication

app/app.js

app/authenticators/auth-token.js

app/authenticators/oauth2.js

app/base/routing.js

app/components/nav/sidebar.hbs

app/components/role/edit.hbs

app/components/role/table_row.hbs

app/components/user/table_row.hbs

app/controllers/login.js

app/router.js

app/routes/authenticated/automates/index.js

app/routes/authenticated/document.js

app/routes/authenticated/groups.js

app/routes/authenticated/index.js

app/routes/authenticated/node.js

app/routes/authenticated/roles/add.js

app/routes/authenticated/roles/edit.js

app/routes/authenticated/roles/index.js

app/routes/authenticated/tag.js

app/routes/authenticated/tags.js