Bump Cordova Dependencies

- cordova-common@^3.1.0
- cordova-serve@^3.0.0
diff --git a/package.json b/package.json
index a67b9fd..f7f8893 100644
--- a/package.json
+++ b/package.json
@@ -22,8 +22,8 @@
     "test": "npm run eslint && npm run jasmine"
   },
   "dependencies": {
-    "cordova-common": "^3.0.0",
-    "cordova-serve": "^2.0.0",
+    "cordova-common": "^3.1.0",
+    "cordova-serve": "^3.0.0",
     "nopt": "^4.0.1",
     "shelljs": "^0.5.3"
   },