Update version of jsdom and posix

Author: kohei-takata

package.json

@@ -38,10 +38,10 @@
     "cheerio-eq": "^1.0.0",
     "gaze": "^0.5.1",
     "glob": "^5.0.6",
-    "jsdom": "^3.1.2",
+    "jsdom": "^7.1.0",
     "live-server": "^0.7.1",
     "mkdirp": "^0.5.1",
-    "posix": "^2.0.1",
+    "posix": "^4.0.0",
     "read": "^1.0.5"
   }
 }