Babel to support node 4/5

.babelrc

@@ -0,0 +1,9 @@
+{
+    "presets": [ "es2015", "stage-3" ],
+    "plugins": [
+        ["transform-runtime", {
+            "polyfill": false,
+            "regenerator": true
+        }]
+    ]
+}

.npmignore

@@ -1,9 +1,11 @@
+.babelrc
 .travis.yml
 .vscode
 src
 test
 dist/**/*.map
 dist/test
+dist/lib
 tsconfig.json
 tslint.json
 *.tgz

package.json

@@ -7,8 +7,9 @@
     "url": "git+https://github.com/jdconley/argon2themax.git"
   },
   "scripts": {
-    "prepublish": "rm -rf dist && tslint --project tslint.json && tsc -d && tsc -p .",
-    "pretest": "tslint --project tslint.json && tsc -p .",
+    "compile": "tslint --project tslint.json && tsc -d && tsc -p . && babel -d dist/lib/ dist/src/ && cp -rf dist/lib/* dist/src/",
+    "prepublish": "rm -rf dist && npm run compile",
+    "pretest": "npm run compile",
     "test": "mocha dist/test/*.js"
   },
   "main": "dist/src/index.js",
@@ -29,20 +30,25 @@
   },
   "license": "MIT",
   "engines": {
-    "node" : "^4.0.0"
+    "node": "^4.0.0"
   },
-  "files":[
+  "files": [
     "dist/src"
   ],
   "dependencies": {
     "argon2": "^0.14.0",
+    "babel-runtime": "^6.11.6",
     "lodash": "^4.16.4"
   },
   "devDependencies": {
     "@types/chai": "^3.4.34",
     "@types/lodash": "^4.14.37",
     "@types/mocha": "^2.2.32",
     "@types/node": "^6.0.41",
+    "babel-cli": "^6.16.0",
+    "babel-plugin-transform-runtime": "^6.15.0",
+    "babel-preset-es2015": "^6.16.0",
+    "babel-preset-stage-3": "^6.17.0",
     "chai": "^3.5.0",
     "mocha": "^3.0.2",
     "tslint": "^3.15.1",