chore(build): upgrade build dependencies

rodneyrehm · rodneyrehm · commit b8dec38754f4 · 2019-05-19T13:31:44.000+02:00
diff --git a/package.json b/package.json
@@ -46,19 +46,19 @@
   ],
   "devDependencies": {
     "benchmark": "^2.0.0",
-    "chai": "^3.5.0",
-    "grunt": "^1.0.1",
-    "grunt-contrib-clean": "^1.0.0",
+    "chai": "^4.2.0",
+    "grunt": "^1.0.4",
+    "grunt-contrib-clean": "^2.0.0",
     "grunt-contrib-concat": "^1.0.0",
-    "grunt-contrib-jshint": "^1.0.0",
+    "grunt-contrib-jshint": "^2.1.0",
     "grunt-mkdir": "^1.0.0",
-    "grunt-mocha-test": "^0.12.7",
-    "grunt-shell": "^1.3.1",
+    "grunt-mocha-test": "^0.13.3",
+    "grunt-shell": "^3.0.1",
     "jit-grunt": "^0.10.0",
     "jshint-stylish": "^2.1.0",
     "mocha": "^3.2.0",
-    "node-sass": "^4.9.3",
-    "serve": "^10.0.1",
-    "time-grunt": "^1.1.0"
+    "node-sass": "^4.12.0",
+    "serve": "^11.0.0",
+    "time-grunt": "^2.0.0"
   }
 }
