added test and build scripts to npm

Author: csicar

package.json

@@ -7,7 +7,8 @@
     "test": "test"
   },
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "pulp test",
+    "build": "pulp build"
   },
   "repository": {
     "type": "git",