Move CameraServer and WPILib headers into their own folder

The old headers were moved into folders because doing so avoids polluting
the system include directories.

Folder names were also normalized to lowercase.

wpilibc/src/main/native/include/frc/smartdashboard/Sendable.h

@@ -0,0 +1,69 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2011-2018 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.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#pragma once
+
+#include <string>
+
+#include <wpi/Twine.h>
+
+namespace frc {
+
+class SendableBuilder;
+
+class Sendable {
+ public:
+  virtual ~Sendable() = default;
+
+  /**
+   * Gets the name of this Sendable object.
+   *
+   * @return Name
+   */
+  virtual std::string GetName() const = 0;
+
+  /**
+   * Sets the name of this Sendable object.
+   *
+   * @param name name
+   */
+  virtual void SetName(const wpi::Twine& name) = 0;
+
+  /**
+   * Sets both the subsystem name and device name of this Sendable object.
+   *
+   * @param subsystem subsystem name
+   * @param name device name
+   */
+  void SetName(const wpi::Twine& subsystem, const wpi::Twine& name) {
+    SetSubsystem(subsystem);
+    SetName(name);
+  }
+
+  /**
+   * Gets the subsystem name of this Sendable object.
+   *
+   * @return Subsystem name
+   */
+  virtual std::string GetSubsystem() const = 0;
+
+  /**
+   * Sets the subsystem name of this Sendable object.
+   *
+   * @param subsystem subsystem name
+   */
+  virtual void SetSubsystem(const wpi::Twine& subsystem) = 0;
+
+  /**
+   * Initializes this Sendable object.
+   *
+   * @param builder sendable builder
+   */
+  virtual void InitSendable(SendableBuilder& builder) = 0;
+};
+
+}  // namespace frc