Implement the hello-world example in go

[refs #61aa1809f705]

Author: jfahrer

developing/examples/hello-world/golang/Dockerfile

@@ -0,0 +1,8 @@
+FROM golang:1.9.2-alpine
+
+WORKDIR /go/src/app
+COPY hello-world.go .
+
+RUN go build hello-world.go
+
+CMD ["./hello-world"]

developing/examples/hello-world/golang/hello-world.go

@@ -0,0 +1,7 @@
+package main
+
+import "fmt"
+
+func main() {
+  fmt.Println("Hello World!")
+}