update packages

Author: kazu69

package.json

@@ -29,14 +29,14 @@
   "dependencies": {
     "gulp-util": "^3.0.7",
     "htmlhint": "^0.9.12",
-    "through2": "^2.0.0"
+    "through2": "^2.0.1"
   },
   "devDependencies": {
-    "gulp": "^3.8.11",
+    "gulp": "^3.9.1",
     "gulp-jshint": "^2.0.0"
   },
   "peerDependencies": {
-    "gulp": "^3.8.11"
+    "gulp": "^3.9.1"
   },
   "keywords": [
     "gulpplugin",