Update dev-dependencies

Author: wooorm

package.json

@@ -20,15 +20,15 @@
   ],
   "dependencies": {},
   "devDependencies": {
-    "browserify": "^13.0.1",
+    "browserify": "^14.0.0",
     "esmangle": "^1.0.1",
     "hastscript": "^3.0.1",
-    "nyc": "^10.0.0",
-    "remark": "^6.0.1",
-    "remark-cli": "^2.0.0",
-    "remark-preset-wooorm": "^1.0.0",
+    "nyc": "^11.0.0",
+    "remark": "^8.0.0",
+    "remark-cli": "^4.0.0",
+    "remark-preset-wooorm": "^3.0.0",
     "tape": "^4.0.0",
-    "xo": "^0.17.1"
+    "xo": "^0.18.0"
   },
   "scripts": {
     "build-md": "remark . -qfo",
@@ -48,6 +48,7 @@
   },
   "xo": {
     "space": true,
+    "esnext": false,
     "rules": {
       "max-params": "off"
     },
@@ -56,6 +57,8 @@
     ]
   },
   "remarkConfig": {
-    "presets": "wooorm"
+    "plugins": [
+      "preset-wooorm"
+    ]
   }
 }