chore(package): update dependencies

package.json

@@ -34,12 +34,12 @@
   },
   "devDependencies": {
     "ansi": "^0.3.0",
-    "autoprefixer-stylus": "^0.11.0",
+    "autoprefixer-stylus": "^0.14.0",
     "benchmark": "~2.1.0",
     "browserify": "*",
-    "chai": "^3.4.1",
+    "chai": "^4.0.2",
-    "coveralls": "~2.11.9",
+    "coveralls": "~2.13.1",
-    "eslint": "^3.5.0",
+    "eslint": "^4.0.0",
     "express": "^4.14.0",
     "highlight.js": "^9.2.0",
     "istanbul": "^0.4.5",
@@ -59,6 +59,6 @@
     "ndoc": "^5.0.0",
     "stylus": "~0.54.2",
     "supertest": "^3.0.0",
-    "uglify-js": "^2.7.3"
+    "uglify-js": "^3.0.18"
   }
 }