Merge pull request #4 from gruntjs-updater/peerDep

Update peerDependencies to support Grunt 1.0

Author: SunboX

package.json

@@ -31,7 +31,7 @@
     "grunt": "~0.4.5"
   },
   "peerDependencies": {
-    "grunt": "~0.4.5"
+    "grunt": ">=0.4.0"
   },
   "keywords": [
     "documentation",