chore(package): update babel dependencies

package.json

@@ -5,28 +5,29 @@
   "files": ["lib", "index.js", "browser_build", "bower.json"],
   "version": "1.0.4",
   "author": "Christian Amor Kvalheim <[email protected]>",
+  "license": "Apache-2.0",
   "contributors": [],
   "repository": "mongodb/js-bson",
   "bugs": {
     "mail": "[email protected]",
     "url": "https://github.com/mongodb/js-bson/issues"
   },
   "devDependencies": {
-    "benchmark": "1.0.0",
-    "colors": "1.1.0",
-    "nodeunit": "0.9.0",
-    "babel-core": "^6.14.0",
-    "babel-loader": "^6.2.5",
-    "babel-polyfill": "^6.13.0",
-    "babel-preset-es2015": "^6.14.0",
-    "babel-preset-stage-0": "^6.5.0",
-    "babel-register": "^6.14.0",
-    "eslint": "^4.5.0",
-    "eslint-plugin-prettier": "^2.2.0",
+    "benchmark": "^2.1.4",
+    "babel-core": "^6.26.0",
+    "babel-loader": "^7.1.2",
+    "babel-polyfill": "^6.26.0",
+    "babel-preset-env": "^1.6.0",
+    "babel-preset-stage-0": "^6.24.1",
+    "babel-register": "^6.26.0",
+    "chai": "^4.1.2",
+    "eslint": "^4.7.2",
+    "eslint-plugin-prettier": "^2.3.1",
     "istanbul": "^0.4.5",
-    "prettier": "^1.5.3",
-    "webpack": "^1.13.2",
-    "webpack-polyfills-plugin": "0.0.9"
+    "mocha": "^3.5.3",
+    "prettier": "^1.7.0",
+    "webpack": "^3.6.0",
+    "webpack-polyfills-plugin": "0.1.0"
   },
   "config": {
     "native": false
@@ -47,10 +48,5 @@
     "coverage":
       "istanbul cover _mocha -- --recursive --ui tdd test/node"
   },
-  "browser": "lib/bson/bson.js",
-  "license": "Apache-2.0",
-  "dependencies": {
-    "chai": "^4.1.2",
-    "mocha": "^3.5.3"
-  }
+  "browser": "lib/bson/bson.js"
 }

test/node/decimal128_tests.js

@@ -65,9 +65,6 @@ var INF_POSITIVE_BUFFER = new Buffer(
   ].reverse()
 );
 
-var createBSON = require('../utils'),
-  expect = require('chai').expect;
-
 describe('Decimal128', function() {
   /**
    * @ignore