ugly hack around grunt-bower bug.

client/package.json

@@ -1,11 +1,13 @@
 {
   "devDependencies": {
     "grunt": "^0.4.4",
-    "grunt-bower-task": "^0.3.4",
     "grunt-contrib-connect": "^0.7.1",
     "grunt-contrib-coffee": "^0.10.1",
     "grunt-contrib-watch": "^0.6.1",
     "grunt-concurrent": "^0.5.0",
-    "grunt-contrib-clean": "^0.5.0"
+    "grunt-contrib-clean": "^0.5.0",
+    "bower": "~1.3.0",
+    "grunt-bower-task": "^0.3.4",
+    "grunt-shell": "~0.7.0"
   }
 }