Rename our allwpilib (which is now 2020) to not have 2019 in the name

Change-Id: I3c07f85ed32ab8b97db765a9b43f2a6ce7da964a
diff --git a/wpiutil/src/dev/native/cpp/main.cpp b/wpiutil/src/dev/native/cpp/main.cpp
new file mode 100644
index 0000000..9ac3bab
--- /dev/null
+++ b/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 "wpi/SmallVector.h"
+#include "wpi/StringRef.h"
+#include "wpi/hostname.h"
+
+int main() {
+  wpi::StringRef v1("Hello");
+  std::cout << v1.lower() << std::endl;
+}