Fix build on Windows

Removed the node_modules prefix when calling eslint and jest
They are not needed since these libraries are NPM dependencies and NPM knows how to invoke them
See Running tests fails on Windows jenseng#28

package.json

@@ -4,7 +4,7 @@
   "description": "i18n made simple",
   "main": "main.js",
   "scripts": {
-    "test": "node_modules/.bin/eslint . && node_modules/.bin/jest",
+    "test": "eslint . && jest",
     "dist": "babel -d dist ComponentInterpolator.js extensions/i18n_js.js"
   },
   "author": "Jon Jensen",