Example.rb: Renamed from Test.rb

Though it test the example code in sort of a half-assed way, it's
really more of an example than a test.

Update the README as well noting the name of this file and that
you can run it.

Author: 0cjs

Test.rb renamed to Example.rb

@@ -70,7 +70,10 @@ your code that uses a more secure configuration.
 Usage
 -----
 
-Read and understand the code in this repo.
+Read and understand the code in [Example.rb].
+
+You can run the file and it should demonstrate that various conection
+configurations produce the expected results.
 
 #### Environment