cixel: add printing example for GopherCon

Change-Id: I2da8e3ac5b597d047b0c767861471f50989433f8
Reviewed-on: https://go-review.googlesource.com/132318
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>

cixel/main.go

diff --git a/cixel/main.go b/cixel/main.go
new file mode 100644
index 0000000..1354694
--- /dev/null
+++ b/cixel/main.go
@@ -0,0 +1,11 @@
+// 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.
+
+package main
+
+import "fmt"
+
+func main() {
+	fmt.Println("change")
+}