chore: ember-cli-update --to 3.13.1

Also mass-upgrade dependencies

.eslintrc.js

@@ -1,6 +1,6 @@
 module.exports = {
   root: true,
-  parser: "babel-eslint",
+  parser: 'babel-eslint',
   parserOptions: {
     ecmaVersion: 2018,
     sourceType: 'module'
@@ -16,6 +16,7 @@ module.exports = {
     browser: true
   },
   rules: {
+    'ember/no-jquery': 'warn',
   },
   overrides: [
     // node files
@@ -37,8 +38,7 @@ module.exports = {
         'tests/dummy/app/**'
       ],
       parserOptions: {
-        sourceType: 'script',
-        ecmaVersion: 2015
+        sourceType: 'script'
       },
       env: {
         browser: false,

.npmignore

@@ -12,6 +12,7 @@
 /.env*
 /.eslintignore
 /.eslintrc.js
+/.git/
 /.gitignore
 /.template-lintrc.js
 /.travis.yml

.travis.yml

@@ -43,6 +43,7 @@ jobs:
       env: EMBER_TRY_SCENARIO=ember-lts-2.16
     - env: EMBER_TRY_SCENARIO=ember-lts-2.18
     - env: EMBER_TRY_SCENARIO=ember-lts-3.4
+    - env: EMBER_TRY_SCENARIO=ember-lts-3.8
     - env: EMBER_TRY_SCENARIO=ember-release
     - env: EMBER_TRY_SCENARIO=ember-beta
     - env: EMBER_TRY_SCENARIO=ember-canary

config/ember-try.js

@@ -2,95 +2,97 @@
 
 const getChannelURL = require('ember-source-channel-url');
 
-module.exports = function() {
-  return Promise.all([
-    getChannelURL('release'),
-    getChannelURL('beta'),
-    getChannelURL('canary')
-  ]).then((urls) => {
-    return {
-      useYarn: true,
-      scenarios: [
-        {
-          name: 'ember-lts-2.16',
-          env: {
-            EMBER_OPTIONAL_FEATURES: JSON.stringify({ 'jquery-integration': true })
-          },
-          npm: {
-            devDependencies: {
-              '@ember/jquery': '^0.5.1',
-              'ember-source': '~2.16.0'
-            }
-          }
+module.exports = async function() {
+  return {
+    useYarn: true,
+    scenarios: [
+      {
+        name: 'ember-lts-2.16',
+        env: {
+          EMBER_OPTIONAL_FEATURES: JSON.stringify({ 'jquery-integration': true })
         },
-        {
-          name: 'ember-lts-2.18',
-          env: {
-            EMBER_OPTIONAL_FEATURES: JSON.stringify({ 'jquery-integration': true })
-          },
-          npm: {
-            devDependencies: {
-              '@ember/jquery': '^0.5.1',
-              'ember-source': '~2.18.0'
-            }
+        npm: {
+          devDependencies: {
+            '@ember/jquery': '^0.5.1',
+            'ember-source': '~2.16.0'
           }
+        }
+      },
+      {
+        name: 'ember-lts-2.18',
+        env: {
+          EMBER_OPTIONAL_FEATURES: JSON.stringify({'jquery-integration': true})
         },
-        {
-          name: 'ember-lts-3.4',
-          npm: {
-            devDependencies: {
-              'ember-source': '~3.4.0'
-            }
+        npm: {
+          devDependencies: {
+            '@ember/jquery': '^0.5.1',
+            'ember-source': '~2.18.0'
           }
-        },
-        {
-          name: 'ember-release',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[0]
-            }
+        }
+      },
+      {
+        name: 'ember-lts-3.4',
+        npm: {
+          devDependencies: {
+            'ember-source': '~3.4.0'
           }
         },
-        {
-          name: 'ember-beta',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[1]
-            }
+      },
+      {
+        name: 'ember-lts-3.8',
+        npm: {
+          devDependencies: {
+            'ember-source': '~3.8.0'
           }
-        },
-        {
-          name: 'ember-canary',
-          npm: {
-            devDependencies: {
-              'ember-source': urls[2]
-            }
+        }
+      },
+      {
+        name: 'ember-release',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('release')
           }
-        },
-        // The default `.travis.yml` runs this scenario via `npm test`,
-        // not via `ember try`. It's still included here so that running
-        // `ember try:each` manually or from a customized CI config will run it
-        // along with all the other scenarios.
-        {
-          name: 'ember-default',
-          npm: {
-            devDependencies: {}
+        }
+      },
+      {
+        name: 'ember-beta',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('beta')
+          }
+        }
+      },
+      {
+        name: 'ember-canary',
+        npm: {
+          devDependencies: {
+            'ember-source': await getChannelURL('canary')
           }
+        }
+      },
+      // The default `.travis.yml` runs this scenario via `npm test`,
+      // not via `ember try`. It's still included here so that running
+      // `ember try:each` manually or from a customized CI config will run it
+      // along with all the other scenarios.
+      {
+        name: 'ember-default',
+        npm: {
+          devDependencies: {}
+        }
+      },
+      {
+        name: 'ember-default-with-jquery',
+        env: {
+          EMBER_OPTIONAL_FEATURES: JSON.stringify({
+            'jquery-integration': true
+          })
         },
-        {
-          name: 'ember-default-with-jquery',
-          env: {
-            EMBER_OPTIONAL_FEATURES: JSON.stringify({
-              'jquery-integration': true
-            })
-          },
-          npm: {
-            devDependencies: {
-              '@ember/jquery': '^0.5.1'
-            }
+        npm: {
+          devDependencies: {
+            '@ember/jquery': '^0.5.1'
           }
         }
-      ]
-    };
-  });
+      }
+    ]
+  };
 };

package.json

@@ -32,22 +32,22 @@
   },
   "dependencies": {
     "debug": "4.1.1",
-    "ember-auto-import": "1.3.0",
-    "ember-cli-babel": "7.8.0",
-    "ember-cli-htmlbars": "3.0.1",
+    "ember-auto-import": "1.5.2",
+    "ember-cli-babel": "7.12.0",
+    "ember-cli-htmlbars": "4.0.3",
     "ember-decorators": "6.1.1",
     "ember-lodash": "4.19.5",
     "plotly.js": "1.49.5"
   },
   "devDependencies": {
-    "@ember/optional-features": "0.7.0",
+    "@ember/optional-features": "1.0.0",
     "babel-eslint": "10.0.3",
     "broccoli-asset-rev": "3.0.0",
-    "ember-cli": "3.10.1",
+    "ember-cli": "3.13.1",
     "ember-cli-dependency-checker": "3.2.0",
     "ember-cli-deprecation-workflow": "1.0.1",
     "ember-cli-eslint": "5.1.0",
-    "ember-cli-htmlbars-inline-precompile": "2.1.0",
+    "ember-cli-htmlbars-inline-precompile": "3.0.1",
     "ember-cli-inject-live-reload": "2.0.1",
     "ember-cli-sri": "2.1.1",
     "ember-cli-template-lint": "1.0.0-beta.3",
@@ -57,12 +57,12 @@
     "ember-decorators-polyfill": "1.0.6",
     "ember-disable-prototype-extensions": "1.1.3",
     "ember-export-application-global": "2.0.0",
-    "ember-load-initializers": "2.0.0",
+    "ember-load-initializers": "2.1.0",
     "ember-maybe-import-regenerator": "0.1.6",
     "ember-md5": "1.2.0",
     "ember-qunit": "4.5.1",
-    "ember-resolver": "5.1.3",
-    "ember-source": "3.10.2",
+    "ember-resolver": "5.3.0",
+    "ember-source": "3.13.2",
     "ember-source-channel-url": "2.0.1",
     "ember-truth-helpers": "2.1.0",
     "ember-try": "1.2.1",

testem.js

@@ -13,7 +13,6 @@ module.exports = {
         // --no-sandbox is needed when running Chrome inside a container
         process.env.CI ? '--no-sandbox' : null,
         '--headless',
-        '--disable-gpu',
         '--disable-dev-shm-usage',
         '--disable-software-rasterizer',
         '--mute-audio',