Updated README

Author: mholt

README.md

@@ -1,4 +1,20 @@
-JSON-to-Go
+[JSON-to-Go](https://mholt.github.io/json-to-go)
 ==========
 
-Translates JSON into a Go type definition. [See it in action.](http://mholt.github.io/json-to-go)
+[<img src="https://mholt.github.io/json-to-go/resources/images/json-to-go.png" alt="JSON-to-Go converts JSON to a Go struct"></a>](https://mholt.github.io/json-to-go)
+
+Translates JSON into a Go type definition. [Check it out!](http://mholt.github.io/json-to-go)
+
+Things to note:
+
+- The script sometimes has to make some assumptions, so give the output a once-over.
+- The output is indented, but not formatted. Use `go fmt`!
+
+Contributions are welcome! Open a pull request to fix a bug, or open an issue to discuss a new feature or change.
+
+
+### Credits
+
+JSON-to-Go is brought to you by Matt Holt.
+
+The Go Gopher is originally by Renee French. This artwork is an adaptation.