Update outdated packages

Author: dmitrykuzmenkov

package.json

@@ -26,7 +26,7 @@
     "url": "https://github.com/dmitrykuzmenkov/animation-kit/issues"
   },
   "devDependencies": {
-    "autoprefixer": "^6.3.1",
+    "autoprefixer": "^6.3.3",
     "css-loader": "^0.23.1",
     "domd": "^0.7.1",
     "extract-text-webpack-plugin": "^1.0.1",
@@ -36,7 +36,7 @@
     "less": "^2.6.0",
     "less-loader": "^2.2.2",
     "less-plugin-clean-css": "^1.5.1",
-    "postcss-loader": "^0.8.0",
+    "postcss-loader": "^0.8.1",
     "webpack": "^1.12.13",
     "webpack-dev-server": "^1.14.1"
   },