A.4. scripts de build

package.json

@@ -4,7 +4,9 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+	"test": "echo \"Error: no test specified\" && exit 1",
+	"build": "babel js -d build",
+	"watch": "babel js -d build --verbose --watch --source-maps"
   },
   "author": "thomas.fritsch@univ-lille.fr",
   "license": "ISC",