- npm: update Babel/Rollup devDeps.

package.json

@@ -76,10 +76,10 @@
   ],
   "dependencies": {},
   "devDependencies": {
-    "@babel/core": "^7.4.5",
-    "@babel/node": "^7.4.5",
-    "@babel/plugin-transform-modules-commonjs": "^7.4.4",
-    "@babel/preset-env": "^7.4.5",
+    "@babel/core": "^7.5.0",
+    "@babel/node": "^7.5.0",
+    "@babel/plugin-transform-modules-commonjs": "^7.5.0",
+    "@babel/preset-env": "^7.5.0",
     "@mysticatea/eslint-plugin": "^11.0.0",
     "axe-core": "^3.2.2",
     "axe-testcafe": "^3.0.0",
@@ -116,7 +116,7 @@
     "regenerator-runtime": "^0.13.2",
     "remark-cli": "^6.0.1",
     "remark-lint-ordered-list-marker-value": "^1.0.3",
-    "rollup": "1.16.4",
+    "rollup": "1.16.6",
     "rollup-plugin-babel": "^4.3.3",
     "rollup-plugin-re": "^1.0.7",
     "rollup-plugin-terser": "^5.1.0",