Revert "update grunt dependencies"

This reverts commit daee378.

Grunt peer dependencies for some of our dependencies are not yet updated for Grunt 1.0.0

package.json

@@ -37,14 +37,14 @@
     "saucelabs": "~1.2.0"
   },
   "peerDependencies": {
-    "grunt": ">=1.0.1"
+    "grunt": ">=0.4.1"
   },
   "devDependencies": {
-    "grunt": "^1.0.1",
-    "grunt-contrib-connect": "^1.0.2",
-    "grunt-contrib-jshint": "^1.0.0",
-    "grunt-contrib-watch": "^1.0.0",
-    "grunt-jscs": "^3.0.1",
+    "grunt": "^0.4.5",
+    "grunt-contrib-connect": "^0.11.2",
+    "grunt-contrib-jshint": "^0.12.0",
+    "grunt-contrib-watch": "^0.6.1",
+    "grunt-jscs": "^2.6.0",
     "grunt-sauce-tunnel": "^0.2.1",
     "load-grunt-config": "^0.19.1",
     "merge": "^1.1.3",