Update devDependencies and gems

Gemfile.lock

@@ -14,7 +14,7 @@ GEM
     ffi (1.13.0-x64-mingw32)
     forwardable-extended (2.6.0)
     http_parser.rb (0.6.0)
-    i18n (1.8.2)
+    i18n (1.8.3)
       concurrent-ruby (~> 1.0)
     jekyll (4.1.0)
       addressable (~> 2.4)

package.json

@@ -113,16 +113,16 @@
     "@babel/core": "^7.10.2",
     "@babel/plugin-proposal-object-rest-spread": "^7.10.1",
     "@babel/preset-env": "^7.10.2",
-    "@rollup/plugin-babel": "^5.0.2",
-    "@rollup/plugin-commonjs": "^12.0.0",
+    "@rollup/plugin-babel": "^5.0.3",
+    "@rollup/plugin-commonjs": "^13.0.0",
     "@rollup/plugin-node-resolve": "^7.1.3",
     "autoprefixer": "^9.8.0",
     "babel-eslint": "^10.1.0",
     "babel-plugin-istanbul": "^6.0.0",
     "bundlewatch": "^0.2.7",
     "clean-css-cli": "^4.3.0",
     "cross-env": "^7.0.2",
-    "eslint": "^7.1.0",
+    "eslint": "^7.2.0",
     "find-unused-sass-variables": "^2.0.0",
     "glob": "^7.1.6",
     "hammer-simulator": "0.0.1",
@@ -144,11 +144,11 @@
     "popper.js": "^1.16.0",
     "postcss-cli": "^7.1.1",
     "qunit": "2.9.2",
-    "rollup": "^2.13.1",
+    "rollup": "^2.15.0",
     "shelljs": "^0.8.4",
     "shx": "^0.3.2",
     "sinon": "^7.5.0",
-    "stylelint": "^13.5.0",
+    "stylelint": "^13.6.0",
     "stylelint-config-twbs-bootstrap": "^2.0.3",
     "terser": "^4.7.0",
     "vnu-jar": "20.5.29"