Depend on pulp

Author: hdgarrood

package.json

@@ -1,9 +1,7 @@
 {
   "private": true,
-  "dependencies": {
-    "grunt": "~0.4.5",
-    "grunt-contrib-clean": "~0.5.0",
-    "grunt-purescript": "~0.5.1"
+  "devDependencies": {
+    "pulp": "^4.0.1"
   },
   "scripts": {
     "postinstall": "pulp dep install",