Point main to task

package.json

@@ -11,6 +11,7 @@
   "engines": {
     "node": ">=0.10.0"
   },
+  "main": "tasks/watch.js",
   "scripts": {
     "test": "grunt test -v"
   },
@@ -37,4 +38,4 @@
   "files": [
     "tasks"
   ]
-}
+}