bump deps

Author: sindresorhus

package.json

@@ -36,8 +36,8 @@
   "dependencies": {
     "gulp-util": "^3.0.4",
     "jscs": "^2.0.0",
-    "object-assign": "^2.0.0",
-    "through2": "^0.6.5",
+    "object-assign": "^3.0.0",
+    "through2": "^2.0.0",
     "tildify": "^1.0.0"
   },
   "devDependencies": {