Merge pull request #24 from gruntjs-updater/peerDep

Update peerDependencies to support Grunt 1.0

Author: creynders

package.json

@@ -44,7 +44,7 @@
     "proxyquire": "^1.4.0"
   },
   "peerDependencies": {
-    "grunt": "~0.4.2"
+    "grunt": ">=0.4.0"
   },
   "keywords": [
     "grunt",