waltzofpearls: add hello world program @ GopherCon

This is a quick hello world program that helps me get
familiar with Gerrit

Change-Id: Iac94e2bfc2c67ec4c57e25e6083d06cb5fee924c
Reviewed-on: https://go-review.googlesource.com/132317
Reviewed-by: Ross Light <light@google.com>
diff --git a/waltzofpearls/main.go b/waltzofpearls/main.go
new file mode 100644
index 0000000..85f3488
--- /dev/null
+++ b/waltzofpearls/main.go
@@ -0,0 +1,12 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// The waltzofpearls program that prints "hello!" to the console.
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("hello!")
+}