Prepare wpiutil for merge into allwpilib.

wpiutil/src/dev/native/cpp/main.cpp

@@ -0,0 +1,17 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2017-2018 FIRST. All Rights Reserved.                        */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#include <iostream>
+
+#include "llvm/SmallVector.h"
+#include "llvm/StringRef.h"
+#include "support/hostname.h"
+
+int main() {
+  llvm::StringRef v1("Hello");
+  std::cout << v1.lower() << std::endl;
+}