Add xml output for epp_request in specs

spec/support/epp_doc.rb

@@ -0,0 +1,22 @@
+class EppDoc
+  RSpec::Core::Formatters.register self, :example_started, :example_passed, :example_failed
+
+  def initialize(output)
+    @output = output
+  end
+
+  def example_started(notification)
+    desc = notification.example.full_description
+    @output.puts '-' * desc.length
+    @output.puts desc
+    @output.puts '-' * desc.length
+  end
+
+  def example_passed(_example)
+    @output << "\n\n"
+  end
+
+  def example_failed(_example)
+    @output << "\n\n"
+  end
+end