improve build

Author: delabiejochen

.babelrc

@@ -0,0 +1,3 @@
+{
+  "presets": ["env"]
+}

.gitignore

@@ -27,4 +27,5 @@ build/Release
 node_modules
 
  # TestingBot specific files
- *.jar
+*.jar
+build/

Makefile

@@ -12,4 +12,7 @@ test: clean lint
 	mocha --exit --reporter spec $(MOCHAFLAGS)
 
 version:
-	node -e "console.log(require('./package.json').version)"
+	node -e "console.log(require('./package.json').version)"
+
+release: 
+	npm run build

gruntfile.js

@@ -6,31 +6,17 @@
   "homepage": "https://github.com/testingbot/testingbot-tunnel-launcher",
   "scripts": {
     "lint": "eslint .",
-    "test": "make test"
+    "test": "make test",
+    "build": "babel lib -d build"
   },
   "dependencies": {
     "async": "^2.1.4"
   },
   "devDependencies": {
-    "babel": "^6.23.0",
-    "babel-core": "^6.23.1",
-    "babel-eslint": "^4.1.1",
-    "babel-plugin-rewire": "^1.0.0",
-    "babel-plugin-transform-object-assign": "^6.22.0",
-    "babel-eslint": "^8.0.2",
+    "babel-cli": "^6.0.0",
+    "babel-preset-env" : "^1.6.1",
     "eslint": "^4.1.0",
     "mocha": "^3.2.0",
-    "grunt": "^1.0.1",
-    "grunt-babel": "^7.0.0",
-    "grunt-bump": "^0.8.0",
-    "grunt-cli": "^1.2.0",
-    "grunt-contrib-clean": "^1.0.0",
-    "grunt-contrib-watch": "^1.0.0",
-    "grunt-eslint": "^20.0.0",
-    "grunt-mocha-istanbul": "^5.0.2",
-    "grunt-npm": "0.0.2",
-    "isparta": "^4.0.0",
-    "load-grunt-tasks": "^3.2.0",
     "mocha": "^4.0.1",
     "mocha-junit-reporter": "^1.15.0"
   },