add sample ssh package files.

main.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"io"
+	"log"
+
+	"github.com/gliderlabs/ssh"
+)
+
+func main() {
+	ssh.Handle(func(s ssh.Session) {
+		io.WriteString(s, "Hello World\n")
+	})
+
+	log.Fatal(ssh.ListenAndServe(":2222", nil))
+}