add example .gitnore and update plugin version

Author: youfoundron

example/.gitignore

@@ -0,0 +1,9 @@
+# Project dependencies
+# https://www.npmjs.org/doc/misc/npm-faq.html#should-i-check-my-node_modules-folder-into-git
+node_modules
+.cache/
+# Build directory
+public/
+.DS_Store
+yarn-error.log
+yarn.lock

example/package.json

@@ -13,6 +13,6 @@
   "dependencies": {
     "gatsby": "^1.9.38",
     "gatsby-link": "^1.6.16",
-    "gatsby-plugin-uncss": "^1.0.0"
+    "gatsby-plugin-uncss": "^1.1.0"
   }
 }