Update devDependencies and gems. (#25551)

Gemfile.lock

@@ -31,11 +31,11 @@ GEM
       safe_yaml (~> 1.0)
     jekyll-redirect-from (0.13.0)
       jekyll (~> 3.3)
-    jekyll-sass-converter (1.5.1)
+    jekyll-sass-converter (1.5.2)
       sass (~> 3.4)
     jekyll-sitemap (1.2.0)
       jekyll (~> 3.3)
-    jekyll-toc (0.5.1)
+    jekyll-toc (0.5.2)
       nokogiri (~> 1.6)
     jekyll-watch (2.0.0)
       listen (~> 3.0)
@@ -57,7 +57,7 @@ GEM
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    rouge (3.1.0)
+    rouge (3.1.1)
     ruby_dep (1.5.0)
     safe_yaml (1.0.4)
     sass (3.5.5)

package.json

@@ -85,16 +85,16 @@
     "popper.js": "^1.12.9"
   },
   "devDependencies": {
-    "@babel/cli": "7.0.0-beta.38",
-    "@babel/core": "7.0.0-beta.38",
-    "@babel/preset-env": "7.0.0-beta.38",
+    "@babel/cli": "7.0.0-beta.39",
+    "@babel/core": "7.0.0-beta.39",
+    "@babel/preset-env": "7.0.0-beta.39",
     "autoprefixer": "^7.2.5",
     "babel-eslint": "^8.2.1",
     "babel-plugin-transform-es2015-modules-strip": "^0.1.1",
-    "bundlesize": "^0.15.3",
+    "bundlesize": "^0.16.0",
     "clean-css-cli": "^4.1.10",
     "cross-env": "^5.1.3",
-    "eslint": "^4.16.0",
+    "eslint": "^4.17.0",
     "eslint-plugin-compat": "^2.2.0",
     "glob": "^7.1.2",
     "htmllint-cli": "^0.0.6",
@@ -105,12 +105,12 @@
     "karma-firefox-launcher": "^1.1.0",
     "karma-qunit": "^1.2.1",
     "node-sass": "^4.7.2",
-    "nodemon": "^1.14.11",
+    "nodemon": "^1.14.12",
     "npm-run-all": "^4.1.2",
     "popper.js": "^1.12.9",
     "postcss-cli": "^4.1.1",
     "qunitjs": "^2.4.1",
-    "rollup": "^0.55.1",
+    "rollup": "^0.55.3",
     "rollup-plugin-babel": "4.0.0-beta.0",
     "rollup-plugin-node-resolve": "^3.0.2",
     "shelljs": "^0.8.1",
@@ -120,7 +120,7 @@
     "stylelint-config-recommended-scss": "^3.0.0",
     "stylelint-config-standard": "^18.0.0",
     "stylelint-order": "^0.8.0",
-    "stylelint-scss": "^2.2.0",
+    "stylelint-scss": "^2.3.0",
     "uglify-js": "^3.3.9",
     "vnu-jar": "^17.11.1",
     "workbox-build": "^2.1.2"