Updated scripts and dependencies

Author: delvedor

package.json

@@ -4,7 +4,7 @@
   "description": "Stringify your JSON at max speed",
   "main": "index.js",
   "scripts": {
-    "test": "standard && tap test.js"
+    "test": "standard && tap test/*.test.js"
   },
   "precommit": "test",
   "repository": {
@@ -25,10 +25,9 @@
   "homepage": "https://github.com/mcollina/fast-json-stringify#readme",
   "devDependencies": {
     "benchmark": "^2.1.1",
-    "fast-safe-stringify": "^1.0.9",
-    "is-my-json-valid": "^2.13.1",
+    "is-my-json-valid": "^2.14.0",
     "pre-commit": "^1.1.3",
-    "standard": "^7.1.2",
-    "tap": "^6.2.0"
+    "standard": "^8.2.0",
+    "tap": "^7.1.2"
   }
 }