Update dependencies

Author: jonathantneal

package.json

@@ -23,10 +23,10 @@
     "node": ">=4.0.0"
   },
   "dependencies": {
-    "postcss": "^6.0.9"
+    "postcss": "^6.0.11"
   },
   "devDependencies": {
-    "eslint": "^4.5.0",
+    "eslint": "^4.6.1",
     "eslint-config-dev": "2.0.0",
     "postcss-tape": "2.0.1",
     "pre-commit": "^1.2.2"