Update Dependency of devDependency.

package.json

@@ -55,18 +55,18 @@
     "eslint-plugin-import": "^2.12.0",
     "eslint-plugin-jsx-a11y": "^6.0.3",
     "eslint-plugin-react": "^7.9.1",
-    "gh-pages": "^1.1.0",
+    "gh-pages": "^1.2.0",
     "highlight.js": "^9.12.0",
     "husky": "^1.0.0-rc.8",
-    "jest": "^22.4.2",
-    "less": "^3.0.1",
+    "jest": "^22.4.4",
+    "less": "^3.0.4",
     "parcel-bundler": "^1.8.1",
     "parcel-plugin-markdown-string": "^1.3.1",
     "postcss-modules": "^1.1.0",
-    "puppeteer": "^1.2.0",
-    "react": "^16.2.0",
-    "react-dom": "^16.2.0",
-    "react-markdown": "^3.3.0",
+    "puppeteer": "^1.5.0",
+    "react": "^16.4.0",
+    "react-dom": "^16.4.0",
+    "react-markdown": "^3.3.2",
     "rollup": "^0.57.1",
     "rollup-plugin-babel": "^3.0.4",
     "rollup-plugin-commonjs": "^9.1.3",