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

Change-Id: I3c07f85ed32ab8b97db765a9b43f2a6ce7da964a
diff --git a/hal/src/main/native/sim/Accelerometer.cpp b/hal/src/main/native/sim/Accelerometer.cpp
new file mode 100644
index 0000000..1435fd5
--- /dev/null
+++ b/hal/src/main/native/sim/Accelerometer.cpp
@@ -0,0 +1,31 @@
+/*----------------------------------------------------------------------------*/
+/* 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 "hal/Accelerometer.h"
+
+#include "mockdata/AccelerometerDataInternal.h"
+
+using namespace hal;
+
+namespace hal {
+namespace init {
+void InitializeAccelerometer() {}
+}  // namespace init
+}  // namespace hal
+
+extern "C" {
+void HAL_SetAccelerometerActive(HAL_Bool active) {
+  SimAccelerometerData[0].active = active;
+}
+
+void HAL_SetAccelerometerRange(HAL_AccelerometerRange range) {
+  SimAccelerometerData[0].range = range;
+}
+double HAL_GetAccelerometerX(void) { return SimAccelerometerData[0].x; }
+double HAL_GetAccelerometerY(void) { return SimAccelerometerData[0].y; }
+double HAL_GetAccelerometerZ(void) { return SimAccelerometerData[0].z; }
+}  // extern "C"