adds rake task to scrape sites for spec examples

spec/support/cases/microformats-2-3.js

@@ -0,0 +1,20 @@
+// http://microformats.org/wiki/microformats-2
+{
+  "items": [{ 
+    "type": ["h-card"],
+    "properties": {
+      "photo": ["https://webfwd.org/content/about-experts/300.mitchellbaker/mentor_mbaker.jpg"],
+      "name": ["Mitchell Baker"],
+      "url": [
+        "http://blog.lizardwrangler.com/",
+        "https://twitter.com/MitchellBaker"
+      ],
+      "org": ["Mozilla Foundation"],
+      "note": ["Mitchell is responsible for setting the direction and scope of the Mozilla Foundation and its activities."],
+      "category": [
+        "Strategy",
+        "Leadership"
+      ]
+    }
+  }]
+}