Add wpilibc and wpilibj skeleton templates (#1441)

See also vscode-wpilib#132.

wpilibjExamples/src/main/java/edu/wpi/first/wpilibj/templates/templates.json

@@ -19,6 +19,16 @@
     "gradlebase": "java",
     "mainclass": "Main"
   },
+  {
+    "name": "Timed Skeleton (Advanced)",
+    "description": "Skeleton (stub) code for TimedRobot",
+    "tags": [
+      "Timed", "Skeleton"
+    ],
+    "foldername": "timedskeleton",
+    "gradlebase": "java",
+    "mainclass": "Main"
+  },
   {
     "name": "Command Robot",
     "description": "Command style",

wpilibjExamples/src/main/java/edu/wpi/first/wpilibj/templates/timedskeleton/Main.java

@@ -0,0 +1,29 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 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.                                                               */
+/*----------------------------------------------------------------------------*/
+
+package edu.wpi.first.wpilibj.templates.timedskeleton;
+
+import edu.wpi.first.wpilibj.RobotBase;
+
+/**
+ * Do NOT add any static variables to this class, or any initialization at all.
+ * Unless you know what you are doing, do not modify this file except to
+ * change the parameter class to the startRobot call.
+ */
+public final class Main {
+  private Main() {
+  }
+
+  /**
+   * Main initialization function. Do not perform any initialization here.
+   *
+   * <p>If you change your main robot class, change the parameter type.
+   */
+  public static void main(String... args) {
+    RobotBase.startRobot(Robot::new);
+  }
+}

wpilibjExamples/src/main/java/edu/wpi/first/wpilibj/templates/timedskeleton/Robot.java

@@ -0,0 +1,52 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 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.                                                               */
+/*----------------------------------------------------------------------------*/
+
+package edu.wpi.first.wpilibj.templates.timedskeleton;
+
+import edu.wpi.first.wpilibj.TimedRobot;
+
+/**
+ * The VM is configured to automatically run this class, and to call the
+ * functions corresponding to each mode, as described in the TimedRobot
+ * documentation. If you change the name of this class or the package after
+ * creating this project, you must also update the build.gradle file in the
+ * project.
+ */
+public class Robot extends TimedRobot {
+  /**
+   * This function is run when the robot is first started up and should be used
+   * for any initialization code.
+   */
+  @Override
+  public void robotInit() {
+  }
+
+  @Override
+  public void autonomousInit() {
+  }
+
+  @Override
+  public void autonomousPeriodic() {
+  }
+
+  @Override
+  public void teleopInit() {
+  }
+
+  @Override
+  public void teleopPeriodic() {
+  }
+
+  @Override
+  public void testInit() {
+  }
+
+  @Override
+  public void testPeriodic() {
+  }
+
+}