diff --git a/addons/auth/addon/.gitkeep b/addons/auth/addon/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/addons/auth/addon/authenticators/password.js b/addons/auth/addon/authenticators/password.js
new file mode 100644
index 000000000..f4dc5668c
--- /dev/null
+++ b/addons/auth/addon/authenticators/password.js
@@ -0,0 +1,87 @@
+import BaseAuthenticator from 'ember-simple-auth/authenticators/base';
+import { resolve, reject } from 'rsvp';
+import fetch from 'fetch';
+
+/**
+ *
+ * This authenticator is intended for use with Ember Simple Auth.
+ *
+ * Simple id/password base authenticator sends credentials to an endpoint
+ * specified in the `authEndpoint` URL.  If the HTTP response code is in the
+ * success range, authentication resolves.  Otherwise it rejects.
+ *
+ * Upon session invalidation, deauthentication is attempted at the
+ * `deauthEndpoint`, but is not guaranteed.
+ *
+ * This authenticator should not be used directly because it does not specify
+ * an `authEndpoint` or `deauthEndpoint` of its own.  To use, generate an
+ * application authenticator in your app `authenticators/application.js` and
+ * extend this class.
+ *
+ * @example
+ *
+ *   import PasswordAuthenticator from 'auth/authenticators/password';
+ *   export default class ApplicationAuthenticator extends PasswordAuthenticator {
+ *     authEndpoint = '/api/authenticate';
+ *     deauthEndpoint = '/api/deauthenticate';
+ *   }
+ *
+ */
+export default class PasswordAuthenticator extends BaseAuthenticator {
+  // =methods
+
+  /**
+   * Restores the session if data is present.  Otherwise rejects.
+   * @override
+   * @param {object} data
+   * @return {Promise}
+   */
+  restore(data) {
+    return data ? resolve(data) : reject();
+  }
+
+  /**
+   * Posts credentials to the URL specified in `authEndpoint` and resolves
+   * if a success HTTP status code is received, otherwise rejects.
+   *
+   * If requesting cookies, be sure to use the cookie session store.  Otherwise
+   * use the local storage session store.
+   *
+   * @override
+   * @param {object} creds
+   * @param {string} creds.identification is sent to server as `name`
+   * @param {string} creds.password
+   * @param {string} authMethodId ID of the auth method to use
+   * @param {boolean} requestCookies request cookie tokens (default `true`)
+   * @return {Promise}
+   */
+  async authenticate(
+    { identification: name, password },
+    authMethodID,
+    requestCookies = true
+  ) {
+    const body = JSON.stringify({
+      auth_method_id: authMethodID,
+      token_type: requestCookies ? 'cookie' : null,
+      credentials: { name, password },
+    });
+    const response = await fetch(this.authEndpoint, { method: 'post', body });
+    const json = await response.json();
+    return response.status < 400 ? resolve(json) : reject();
+  }
+
+  /**
+   * Posts to the `deauthEntpoint` on a best-effort basis and then returns.
+   * Deauthentication with the server is not guaranteed and request failures
+   * are ignored.
+   *
+   * @override
+   * @return {Promise}
+   */
+  invalidate() {
+    fetch(this.deauthEndpoint, { method: 'post' }).catch(() => {
+      /* no op */
+    });
+    return super.invalidate(...arguments);
+  }
+}
diff --git a/addons/auth/addon/session-stores/cookie.js b/addons/auth/addon/session-stores/cookie.js
new file mode 100644
index 000000000..ea0501ad5
--- /dev/null
+++ b/addons/auth/addon/session-stores/cookie.js
@@ -0,0 +1,134 @@
+import BaseSessionStore from 'ember-simple-auth/session-stores/base';
+import { resolve, reject } from 'rsvp';
+import { get } from '@ember/object';
+import { inject as service } from '@ember/service';
+
+/**
+ *
+ * This session store is intended for use with Ember Simple Auth when requesting
+ * that the server send cookies (see authenticators).
+ *
+ * The cookie session store is used to maintain session state for auth servers
+ * that send cookies.  In this strategy, the server sets any cookies needed for
+ * future authorization.  This store determines if a session is authenticated
+ * by looking for the presence of a cookie with name specified in `cookieName`.
+ *
+ * This session store should not be used directly because it does not specify
+ * `cookiePath` or `cookieName`.  To use, create an application session store
+ * and extend this class, being sure to specify these attributes.
+ *
+ * @example
+ *
+ *   import CookieSessionStore from 'auth/session-stores/cookie';
+ *   export default class ApplicationSessionStore extends CookieSessionStore {
+ *     cookiePath = '/';
+ *     cookieName = 'auth-token';
+ *   }
+ *
+ */
+export default class CookieSessionStore extends BaseSessionStore {
+  // =services
+
+  @service cookies;
+
+  // =attributes
+
+  /**
+   * The name of the cookie that stores the name of the authenticator, derived
+   * from the name of the session cookie.  The authenticator name is used
+   * internally by Ember Simple Auth, since it supports simultaneous
+   * authentication schemes within a single application.
+   * @type {string}
+   */
+  get authenticatorCookieName() {
+    return `${this.cookieName}-authenticator`;
+  }
+
+  /**
+   * Name of the authenticator used, if any.
+   * @type {?string}
+   */
+  get authenticatorName() {
+    return this.cookies.read(this.authenticatorCookieName);
+  }
+
+  /**
+   * True if both session and authenticator cookies are present.
+   * False otherwise.
+   * @type {boolean}
+   */
+  get sessionExists() {
+    const tokenExists = this.cookies.exists(this.cookieName);
+    const authenticatorExists = this.cookies.exists(
+      this.authenticatorCookieName
+    );
+    return tokenExists && authenticatorExists;
+  }
+
+  // =methods
+
+  /**
+   * This method is called automatically on initialization to perform cleanup
+   * if necessary.
+   *
+   * Sessions exist only if both the session and authenticator cookies are
+   * present.  If either one is missing, we want to cleanup to be sure they
+   * are both absent.
+   */
+  init() {
+    if (!this.sessionExists) this.clear();
+  }
+
+  /**
+   * While the primary session cookie is persisted by the server, not the
+   * application, we still need to "remember" the name of the authenticator
+   * used to authenticate to properly restore a session.  Thus when this method
+   * is called with an authenticator name, we save it into a cookie with name
+   * `authenticatorCookieName`.  If this method is called without an
+   * authenticator, all related cookies are cleared.
+   * @param {object} data
+   * @return {Promise}
+   */
+  persist(data) {
+    const authenticator = get(data, 'authenticated.authenticator');
+    const path = this.cookiePath;
+    if (authenticator) {
+      this.cookies.write(this.authenticatorCookieName, authenticator, { path });
+    } else {
+      this.clear();
+    }
+    return resolve();
+  }
+
+  /**
+   * If a session exists (as reported by `sessionExists`), then this method
+   * resolves with the authentication object expected by Ember Simple Auth,
+   * which must specify the name of the authenticator used to authenticate.
+   *
+   * If the session does not exist, all related cookies are cleared and this
+   * method rejects.
+   *
+   * @return {Promise}
+   */
+  restore() {
+    if (this.sessionExists) {
+      return resolve({
+        authenticated: {
+          authenticator: this.authenticatorName,
+        },
+      });
+    }
+    this.clear();
+    return reject();
+  }
+
+  /**
+   * Clears both cookies related to the session:  the server specified session
+   * cookie as well as the authenticator name cookie.
+   */
+  clear() {
+    const path = this.cookiePath;
+    this.cookies.clear(this.cookieName, { path });
+    this.cookies.clear(this.authenticatorCookieName, { path });
+  }
+}
diff --git a/addons/auth/addon/session-stores/local-storage.js b/addons/auth/addon/session-stores/local-storage.js
new file mode 100644
index 000000000..7c216fa55
--- /dev/null
+++ b/addons/auth/addon/session-stores/local-storage.js
@@ -0,0 +1,20 @@
+import LocalStorageSessionStore from 'ember-simple-auth/session-stores/local-storage';
+
+/**
+ *
+ * This session store is intended for use with Ember Simple Auth when requesting
+ * that the server send a full token (e.g. cookies are not requested,
+ * see authenticators).
+ *
+ * NOTE:  when using a local storage scheme, authorization is not provided
+ * automatically.  In order to achieve authorization... TODO
+ *
+ * @example
+ *
+ *   import LocalStorageSessionStore from 'auth/session-stores/local-storage';
+ *   export default class ApplicationSessionStore extends LocalStorageSessionStore {
+ *
+ *   }
+ *
+ */
+export default class AuthLocalStorageSessionStore extends LocalStorageSessionStore {}
diff --git a/addons/auth/package.json b/addons/auth/package.json
index cdd1f5623..33199987a 100644
--- a/addons/auth/package.json
+++ b/addons/auth/package.json
@@ -33,16 +33,20 @@
     "ember-cli-dependency-checker": "^3.2.0",
     "ember-cli-eslint": "^5.1.0",
     "ember-cli-inject-live-reload": "^2.0.2",
+    "ember-cli-mirage": "^1.1.7",
     "ember-cli-sri": "^2.1.1",
     "ember-cli-template-lint": "^1.0.0-beta.3",
     "ember-cli-uglify": "^3.0.0",
+    "ember-cookies": "^0.5.2",
     "ember-data": "^3.16.0",
     "ember-disable-prototype-extensions": "^1.1.3",
     "ember-export-application-global": "^2.0.1",
+    "ember-fetch": "^8.0.1",
     "ember-load-initializers": "^2.1.1",
     "ember-maybe-import-regenerator": "^0.1.6",
     "ember-qunit": "^4.6.0",
     "ember-resolver": "^7.0.0",
+    "ember-simple-auth": "^3.0.0",
     "ember-source": "~3.16.0",
     "ember-source-channel-url": "^2.0.1",
     "ember-try": "^1.4.0",
diff --git a/addons/auth/tests/dummy/app/authenticators/password.js b/addons/auth/tests/dummy/app/authenticators/password.js
new file mode 100644
index 000000000..2f312a7e4
--- /dev/null
+++ b/addons/auth/tests/dummy/app/authenticators/password.js
@@ -0,0 +1,6 @@
+import PasswordAuthenticator from 'auth/authenticators/password';
+
+export default class ApplicationPasswordAuthenticator extends PasswordAuthenticator {
+  authEndpoint = '/authenticate';
+  deauthEndpoint = '/deauthenticate';
+}
diff --git a/addons/auth/tests/dummy/app/session-stores/cookie.js b/addons/auth/tests/dummy/app/session-stores/cookie.js
new file mode 100644
index 000000000..50c1a4441
--- /dev/null
+++ b/addons/auth/tests/dummy/app/session-stores/cookie.js
@@ -0,0 +1,6 @@
+import CookieSessionStore from 'auth/session-stores/cookie';
+
+export default class ApplicationCookieSessionStore extends CookieSessionStore {
+  cookiePath = '/';
+  cookieName = 'my-cookie';
+}
diff --git a/addons/auth/tests/dummy/app/session-stores/local-storage.js b/addons/auth/tests/dummy/app/session-stores/local-storage.js
new file mode 100644
index 000000000..b7546d920
--- /dev/null
+++ b/addons/auth/tests/dummy/app/session-stores/local-storage.js
@@ -0,0 +1,3 @@
+import LocalStorageSessionStore from 'auth/session-stores/local-storage';
+
+export default class ApplicationLocalStorageSessionStore extends LocalStorageSessionStore {}
diff --git a/addons/auth/tests/dummy/mirage/config.js b/addons/auth/tests/dummy/mirage/config.js
new file mode 100644
index 000000000..3e74fe7c0
--- /dev/null
+++ b/addons/auth/tests/dummy/mirage/config.js
@@ -0,0 +1,22 @@
+export default function () {
+  // These comments are here to help you get started. Feel free to delete them.
+  /*
+    Config (with defaults).
+
+    Note: these only affect routes defined *after* them!
+  */
+  // this.urlPrefix = '';    // make this `http://localhost:8080`, for example, if your API is on a different server
+  // this.namespace = '';    // make this `/api`, for example, if your API is namespaced
+  // this.timing = 400;      // delay for each request, automatically set to 0 during testing
+  /*
+    Shorthand cheatsheet:
+
+    this.get('/posts');
+    this.post('/posts');
+    this.get('/posts/:id');
+    this.put('/posts/:id'); // or this.patch
+    this.del('/posts/:id');
+
+    https://www.ember-cli-mirage.com/docs/route-handlers/shorthands
+  */
+}
diff --git a/addons/auth/tests/dummy/mirage/scenarios/default.js b/addons/auth/tests/dummy/mirage/scenarios/default.js
new file mode 100644
index 000000000..d388296b5
--- /dev/null
+++ b/addons/auth/tests/dummy/mirage/scenarios/default.js
@@ -0,0 +1,7 @@
+export default function (/* server */) {
+  /*
+    Seed your development database using your factories.
+    This data will not be loaded in your tests.
+  */
+  // server.createList('post', 10);
+}
diff --git a/addons/auth/tests/dummy/mirage/serializers/application.js b/addons/auth/tests/dummy/mirage/serializers/application.js
new file mode 100644
index 000000000..6224ab8c9
--- /dev/null
+++ b/addons/auth/tests/dummy/mirage/serializers/application.js
@@ -0,0 +1,3 @@
+import { JSONAPISerializer } from 'ember-cli-mirage';
+
+export default JSONAPISerializer.extend({});
diff --git a/addons/auth/tests/unit/authenticators/password-test.js b/addons/auth/tests/unit/authenticators/password-test.js
new file mode 100644
index 000000000..bf516dd43
--- /dev/null
+++ b/addons/auth/tests/unit/authenticators/password-test.js
@@ -0,0 +1,92 @@
+import { module, test } from 'qunit';
+import { setupTest } from 'ember-qunit';
+import { Response } from 'miragejs';
+import setupMirage from 'ember-cli-mirage/test-support/setup-mirage';
+
+module('Unit | Authenticator | password', function (hooks) {
+  setupTest(hooks);
+  setupMirage(hooks);
+
+  test('it authenticates to the specified authEndpoint', async function (assert) {
+    assert.expect(2);
+    const authenticator = this.owner.lookup('authenticator:password');
+    this.server.post(authenticator.authEndpoint, (schema, request) => {
+      const json = JSON.parse(request.requestBody);
+      assert.ok(json.token_type, 'Requested token cookies by default');
+      return new Response(200);
+    });
+    await authenticator.authenticate({}, '').then(() => {
+      assert.ok(true, 'authentication succeeded');
+    });
+  });
+
+  test('it can authenticate without requesting cookies', async function (assert) {
+    assert.expect(2);
+    const authenticator = this.owner.lookup('authenticator:password');
+    this.server.post(authenticator.authEndpoint, (schema, request) => {
+      const json = JSON.parse(request.requestBody);
+      assert.notOk(json.token_type, 'Did not request tokens cookies');
+      return new Response(200);
+    });
+    await authenticator.authenticate({}, '', false).then(() => {
+      assert.ok(true, 'authentication succeeded');
+    });
+  });
+
+  test('it authenticates with the expected payload', async function (assert) {
+    assert.expect(1);
+    const authenticator = this.owner.lookup('authenticator:password');
+    this.server.post(authenticator.authEndpoint, (schema, request) => {
+      const json = JSON.parse(request.requestBody);
+      assert.deepEqual(json, {
+        auth_method_id: '123',
+        token_type: 'cookie',
+        credentials: {
+          name: 'foo',
+          password: 'bar',
+        },
+      });
+      return new Response(200);
+    });
+    const creds = {
+      identification: 'foo',
+      password: 'bar',
+    };
+    const authMethodID = '123';
+    await authenticator.authenticate(creds, authMethodID);
+  });
+
+  test('it rejects if the endpoint sends an error status code', async function (assert) {
+    assert.expect(1);
+    const authenticator = this.owner.lookup('authenticator:password');
+    this.server.post(authenticator.authEndpoint, () => {
+      return new Response(400);
+    });
+    await authenticator.authenticate({}).catch(() => {
+      assert.ok(true, 'authentication failed');
+    });
+  });
+
+  test('it deauthenticates on invalidation', async function (assert) {
+    assert.expect(1);
+    const authenticator = this.owner.lookup('authenticator:password');
+    this.server.post(authenticator.deauthEndpoint, () => {
+      assert.ok(true, 'deauthentication occurred');
+      return new Response(200);
+    });
+    await authenticator.invalidate();
+  });
+
+  test('it invalidation succeeds even if the deauthentication request fails', async function (assert) {
+    assert.expect(2);
+    const authenticator = this.owner.lookup('authenticator:password');
+    this.server.post(authenticator.deauthEndpoint, () => {
+      assert.ok(true, 'deauthentication was requested');
+      return new Response(500);
+    });
+    await authenticator
+      .invalidate()
+      .then(() => assert.ok(true))
+      .catch(() => assert.notOk(true, 'uh oh, this should not happen'));
+  });
+});
diff --git a/addons/auth/tests/unit/session-stores/cookie-test.js b/addons/auth/tests/unit/session-stores/cookie-test.js
new file mode 100644
index 000000000..464ebab52
--- /dev/null
+++ b/addons/auth/tests/unit/session-stores/cookie-test.js
@@ -0,0 +1,92 @@
+import { module, test } from 'qunit';
+import { setupTest } from 'ember-qunit';
+
+module('Unit | Session Store | cookie', function (hooks) {
+  setupTest(hooks);
+
+  let sessionStore;
+
+  hooks.beforeEach(function () {
+    sessionStore = this.owner.lookup('session-store:cookie');
+    sessionStore.clear();
+  });
+
+  hooks.afterEach(function () {
+    sessionStore.clear();
+  });
+
+  test('it restores a session if both necessary cookies are present (session exists)', async function (assert) {
+    assert.expect(2);
+    sessionStore.cookies.write(sessionStore.cookieName, 'token-value', {
+      path: '/',
+    });
+    sessionStore.cookies.write(
+      sessionStore.authenticatorCookieName,
+      'authenticator-name',
+      { path: '/' }
+    );
+    assert.ok(sessionStore.sessionExists);
+    const session = await sessionStore.restore();
+    assert.deepEqual(session, {
+      authenticated: {
+        authenticator: 'authenticator-name',
+      },
+    });
+  });
+
+  test('it rejects restore if the session does not exist', async function (assert) {
+    assert.expect(2);
+    assert.notOk(sessionStore.sessionExists);
+    await sessionStore.restore().catch(() => {});
+    assert.ok(true, 'Rejected');
+  });
+
+  test('it cleans up cookies on restore rejection', async function (assert) {
+    assert.expect(4);
+    // For session cookie
+    sessionStore.cookies.write(sessionStore.cookieName, 'token-value', {
+      path: '/',
+    });
+    assert.ok(
+      sessionStore.cookies.exists(sessionStore.cookieName),
+      'cookie exists'
+    );
+    await sessionStore.restore().catch(() => {});
+    assert.notOk(
+      sessionStore.cookies.exists(sessionStore.cookieName),
+      'cookie was cleared'
+    );
+    // For authenticator name cookie
+    sessionStore.cookies.write(
+      sessionStore.authenticatorCookieName,
+      'authenticator-name',
+      { path: '/' }
+    );
+    assert.ok(
+      sessionStore.cookies.exists(sessionStore.authenticatorCookieName),
+      'cookie exists'
+    );
+    await sessionStore.restore().catch(() => {});
+    assert.notOk(
+      sessionStore.cookies.exists(sessionStore.authenticatorCookieName),
+      'cookie was cleared'
+    );
+  });
+
+  test('it persists only an authenticator name cookie, since the server persists the session cookie', async function (assert) {
+    assert.expect(4);
+    assert.notOk(sessionStore.cookies.exists(sessionStore.cookieName));
+    assert.notOk(
+      sessionStore.cookies.exists(sessionStore.authenticatorCookieName)
+    );
+    sessionStore.persist({ authenticated: { authenticator: 'foobar' } });
+    assert.notOk(
+      sessionStore.cookies.exists(sessionStore.cookieName),
+      'session cookie was not set'
+    );
+    assert.equal(
+      sessionStore.cookies.read(sessionStore.authenticatorCookieName),
+      'foobar'
+    );
+  });
+});
diff --git a/yarn.lock b/yarn.lock
index c7cf88da0..5304e5ace 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5335,6 +5335,11 @@ balanced-match@^1.0.0:
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
   integrity sha1-ibTRmasr7kneFk6gK4nORi1xt2c=
 
+base-64@^0.1.0:
+  version "0.1.0"
+  resolved "https://registry.yarnpkg.com/base-64/-/base-64-0.1.0.tgz#780a99c84e7d600260361511c4877613bf24f6bb"
+  integrity sha1-eAqZyE59YAJgNhURxId2E78k9rs=
+
 base64-arraybuffer@0.1.5:
   version "0.1.5"
   resolved "https://registry.yarnpkg.com/base64-arraybuffer/-/base64-arraybuffer-0.1.5.tgz#73926771923b5a19747ad666aa5cd4bf9c6e9ce8"
@@ -5707,6 +5712,23 @@ broccoli-concat@^3.2.2, broccoli-concat@^3.7.1, broccoli-concat@^3.7.4, broccoli
     lodash.uniq "^4.2.0"
     walk-sync "^0.3.2"
 
+broccoli-concat@^4.2.4:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/broccoli-concat/-/broccoli-concat-4.2.4.tgz#78e359ddc540b999d815355163bf3cfb6bd67322"
+  integrity sha512-NgdBIE57r+U/AslBohQr0mCS7PopIWL8dihMI1CzqffQkisAgqWMuddjYmizqRBQlml7crBFaBeUnPDHhf4/RQ==
+  dependencies:
+    broccoli-debug "^0.6.5"
+    broccoli-kitchen-sink-helpers "^0.3.1"
+    broccoli-plugin "^4.0.2"
+    ensure-posix-path "^1.0.2"
+    fast-sourcemap-concat "^2.1.0"
+    find-index "^1.1.0"
+    fs-extra "^8.1.0"
+    fs-tree-diff "^2.0.1"
+    lodash.merge "^4.6.2"
+    lodash.omit "^4.1.0"
+    lodash.uniq "^4.2.0"
+
 broccoli-config-loader@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/broccoli-config-loader/-/broccoli-config-loader-1.0.1.tgz#d10aaf8ebc0cb45c1da5baa82720e1d88d28c80a"
@@ -5744,7 +5766,7 @@ broccoli-file-creator@^1.1.1:
     broccoli-plugin "^1.1.0"
     mkdirp "^0.5.1"
 
-broccoli-file-creator@^2.1.1:
+broccoli-file-creator@^2.0.0, broccoli-file-creator@^2.1.1:
   version "2.1.1"
   resolved "https://registry.yarnpkg.com/broccoli-file-creator/-/broccoli-file-creator-2.1.1.tgz#7351dd2496c762cfce7736ce9b49e3fce0c7b7db"
   integrity sha512-YpjOExWr92C5vhnK0kmD81kM7U09kdIRZk9w4ZDCDHuHXW+VE/x6AGEOQQW3loBQQ6Jk+k+TSm8dESy4uZsnjw==
@@ -5816,7 +5838,7 @@ broccoli-funnel@^1.0.1:
     symlink-or-copy "^1.0.0"
     walk-sync "^0.3.1"
 
-broccoli-funnel@^2.0.0, broccoli-funnel@^2.0.1, broccoli-funnel@^2.0.2, broccoli-funnel@~2.0.2:
+"broccoli-funnel@^1.2.0 || ^2.0.0", broccoli-funnel@^2.0.0, broccoli-funnel@^2.0.1, broccoli-funnel@^2.0.2, broccoli-funnel@~2.0.2:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/broccoli-funnel/-/broccoli-funnel-2.0.2.tgz#0edf629569bc10bd02cc525f74b9a38e71366a75"
   integrity sha512-/vDTqtv7ipjEZQOVqO4vGDVAOZyuYzQ/EgGoyewfOgh1M7IQAToBKZI0oAQPgMBeFPPlIbfMuAngk+ohPBuaHQ==
@@ -5896,7 +5918,7 @@ broccoli-merge-trees@^2.0.0:
     broccoli-plugin "^1.3.0"
     merge-trees "^1.0.1"
 
-broccoli-merge-trees@^3.0.0, broccoli-merge-trees@^3.0.1, broccoli-merge-trees@^3.0.2, broccoli-merge-trees@~3.0.2:
+"broccoli-merge-trees@^2.0.0 || ^3.0.0", broccoli-merge-trees@^3.0.0, broccoli-merge-trees@^3.0.1, broccoli-merge-trees@^3.0.2, broccoli-merge-trees@~3.0.2:
   version "3.0.2"
   resolved "https://registry.yarnpkg.com/broccoli-merge-trees/-/broccoli-merge-trees-3.0.2.tgz#f33b451994225522b5c9bcf27d59decfd8ba537d"
   integrity sha512-ZyPAwrOdlCddduFbsMyyFzJUrvW6b04pMvDiAQZrCwghlvgowJDY+EfoXn+eR1RRA5nmGHJ+B68T63VnpRiT1A==
@@ -8329,7 +8351,7 @@ ember-cli-babel-plugin-helpers@^1.0.0, ember-cli-babel-plugin-helpers@^1.1.0:
   resolved "https://registry.yarnpkg.com/ember-cli-babel-plugin-helpers/-/ember-cli-babel-plugin-helpers-1.1.0.tgz#de3baedd093163b6c2461f95964888c1676325ac"
   integrity sha512-Zr4my8Xn+CzO0gIuFNXji0eTRml5AxZUTDQz/wsNJ5AJAtyFWCY4QtKdoELNNbiCVGt1lq5yLiwTm4scGKu6xA==
 
-ember-cli-babel@7:
+ember-cli-babel@7, ember-cli-babel@^7.1.0:
   version "7.21.0"
   resolved "https://registry.yarnpkg.com/ember-cli-babel/-/ember-cli-babel-7.21.0.tgz#c79e888876aee87dfc3260aee7cb580b74264bbc"
   integrity sha512-jHVi9melAibo0DrAG3GAxid+29xEyjBoU53652B4qcu3Xp58feZGTH/JGXovH7TjvbeNn65zgNyoV3bk1onULw==
@@ -8901,6 +8923,14 @@ ember-compatibility-helpers@^1.1.1, ember-compatibility-helpers@^1.1.2, ember-co
     ember-cli-version-checker "^2.1.1"
     semver "^5.4.1"
 
+ember-cookies@^0.5.0, ember-cookies@^0.5.2:
+  version "0.5.2"
+  resolved "https://registry.yarnpkg.com/ember-cookies/-/ember-cookies-0.5.2.tgz#06e33463f2f83254fefaf224cc944dec3fb9d3ba"
+  integrity sha512-nZ7oG97kBcO9UHjO95ryABpnVx62Bhxo7lIsBJNmWvFXleILm9DGueiAynzXxuYWWPuKIeeSbYakrS1869tNTw==
+  dependencies:
+    ember-cli-babel "^7.1.0"
+    ember-getowner-polyfill "^1.1.0 || ^2.0.0"
+
 ember-copy@1.0.0, ember-copy@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/ember-copy/-/ember-copy-1.0.0.tgz#426554ba6cf65920f31d24d0a3ca2cb1be16e4aa"
@@ -9031,6 +9061,25 @@ ember-fetch@^7.0.0:
     node-fetch "^2.6.0"
     whatwg-fetch "^3.0.0"
 
+ember-fetch@^8.0.1:
+  version "8.0.1"
+  resolved "https://registry.yarnpkg.com/ember-fetch/-/ember-fetch-8.0.1.tgz#dc57f3c3ba464e4a8722785f6b44265c46b38020"
+  integrity sha512-J+knuBFQJlMQUuij2tziMiVcJ+Ss0lCV2XiCQO2cHmG2PUsfvLlTGZ04uUyOXPqrJISxY2W3Et43fQBg4jy7SA==
+  dependencies:
+    abortcontroller-polyfill "^1.4.0"
+    broccoli-concat "^4.2.4"
+    broccoli-debug "^0.6.5"
+    broccoli-merge-trees "^4.2.0"
+    broccoli-rollup "^2.1.1"
+    broccoli-stew "^3.0.0"
+    broccoli-templater "^2.0.1"
+    calculate-cache-key-for-tree "^2.0.0"
+    caniuse-api "^3.0.0"
+    ember-cli-babel "^7.13.2"
+    ember-cli-typescript "^3.1.3"
+    node-fetch "^2.6.0"
+    whatwg-fetch "^3.0.0"
+
 ember-get-config@0.2.4, ember-get-config@^0.2.2, ember-get-config@^0.2.4:
   version "0.2.4"
   resolved "https://registry.yarnpkg.com/ember-get-config/-/ember-get-config-0.2.4.tgz#118492a2a03d73e46004ed777928942021fe1ecd"
@@ -9039,7 +9088,7 @@ ember-get-config@0.2.4, ember-get-config@^0.2.2, ember-get-config@^0.2.4:
     broccoli-file-creator "^1.1.1"
     ember-cli-babel "^6.3.0"
 
-ember-getowner-polyfill@^2.0.0:
+"ember-getowner-polyfill@^1.1.0 || ^2.0.0", ember-getowner-polyfill@^2.0.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/ember-getowner-polyfill/-/ember-getowner-polyfill-2.2.0.tgz#38e7dccbcac69d5ec694000329ec0b2be651d2b2"
   integrity sha512-rwGMJgbGzxIAiWYjdpAh04Abvt0s3HuS/VjHzUFhVyVg2pzAuz45B9AzOxYXzkp88vFC7FPaiA4kE8NxNk4A4Q==
@@ -9247,6 +9296,20 @@ ember-router-generator@^2.0.0:
     "@babel/traverse" "^7.4.5"
     recast "^0.18.1"
 
+ember-simple-auth@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/ember-simple-auth/-/ember-simple-auth-3.0.0.tgz#d994f512cda1a8a5a6ef5a853fac60c0c0d6acd6"
+  integrity sha512-JaEw5W/Z9+HIH9I2BmE/JD4KofH4rp79Y51zJpt3UQI1OwWFOzFa+ulN0rK/DVLpGOz7uL7hBIE/rtEcEN1eqA==
+  dependencies:
+    base-64 "^0.1.0"
+    broccoli-file-creator "^2.0.0"
+    broccoli-funnel "^1.2.0 || ^2.0.0"
+    broccoli-merge-trees "^2.0.0 || ^3.0.0"
+    ember-cli-babel "^7.12.0"
+    ember-cli-is-package-missing "^1.0.0"
+    ember-cookies "^0.5.0"
+    silent-error "^1.0.0"
+
 ember-source-channel-url@^1.0.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/ember-source-channel-url/-/ember-source-channel-url-1.2.0.tgz#77eb9d0889e5f5370e6c70fcb2696c63ff4a34a1"
@@ -10209,6 +10272,20 @@ fast-sourcemap-concat@^1.4.0:
     source-map-url "^0.3.0"
     sourcemap-validator "^1.1.0"
 
+fast-sourcemap-concat@^2.1.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/fast-sourcemap-concat/-/fast-sourcemap-concat-2.1.0.tgz#12dd36bfc38c804093e4bd1de61dd6216f574211"
+  integrity sha512-L9uADEnnHOeF4U5Kc3gzEs3oFpNCFkiTJXvT+nKmR0zcFqHZJJbszWT7dv4t9558FJRGpCj8UxUpTgz2zwiIZA==
+  dependencies:
+    chalk "^2.0.0"
+    fs-extra "^5.0.0"
+    heimdalljs-logger "^0.1.9"
+    memory-streams "^0.1.3"
+    mkdirp "^0.5.0"
+    source-map "^0.4.2"
+    source-map-url "^0.3.0"
+    sourcemap-validator "^1.1.0"
+
 fastq@^1.6.0:
   version "1.8.0"
   resolved "https://registry.yarnpkg.com/fastq/-/fastq-1.8.0.tgz#550e1f9f59bbc65fe185cb6a9b4d95357107f481"