README.md in libhoney-1.4.1 vs README.md in libhoney-1.5.0

@@ -55,9 +55,11 @@
 
 # Call close to flush any pending calls to Honeycomb
 honeycomb.close
 ```
 
+Check out the documentation for [`Libhoney::Client`](http://www.rubydoc.info/gems/libhoney/Libhoney/Client) for more detailed API documentation.
+
 You can find a more complete example demonstrating usage in [`example/fact.rb`](example/fact.rb)
 
 ## Testing instrumented code
 
 Once you've instrumented your code to send events to Honeycomb, you may want to