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/DigitalOutput.h

@@ -1,128 +0,0 @@
-/*----------------------------------------------------------------------------*/
-/* Copyright (c) 2008-2018 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 <HAL/Types.h>
-
-#include "ErrorBase.h"
-#include "SmartDashboard/SendableBase.h"
-
-namespace frc {
-
-/**
- * Class to write to digital outputs.
- *
- * Write values to the digital output channels. Other devices implemented
- * elsewhere will allocate channels automatically so for those devices it
- * shouldn't be done here.
- */
-class DigitalOutput : public ErrorBase, public SendableBase {
- public:
-  /**
-   * Create an instance of a digital output.
-   *
-   * Create a digital output given a channel.
-   *
-   * @param channel The digital channel 0-9 are on-board, 10-25 are on the MXP
-   *                port
-   */
-  explicit DigitalOutput(int channel);
-
-  ~DigitalOutput() override;
-
-  /**
-   * Set the value of a digital output.
-   *
-   * Set the value of a digital output to either one (true) or zero (false).
-   *
-   * @param value 1 (true) for high, 0 (false) for disabled
-   */
-  void Set(bool value);
-
-  /**
-   * Gets the value being output from the Digital Output.
-   *
-   * @return the state of the digital output.
-   */
-  bool Get() const;
-
-  /**
-   * @return The GPIO channel number that this object represents.
-   */
-  int GetChannel() const;
-
-  /**
-   * Output a single pulse on the digital output line.
-   *
-   * Send a single pulse on the digital output line where the pulse duration is
-   * specified in seconds. Maximum pulse length is 0.0016 seconds.
-   *
-   * @param length The pulse length in seconds
-   */
-  void Pulse(double length);
-
-  /**
-   * Determine if the pulse is still going.
-   *
-   * Determine if a previously started pulse is still going.
-   */
-  bool IsPulsing() const;
-
-  /**
-   * Change the PWM frequency of the PWM output on a Digital Output line.
-   *
-   * The valid range is from 0.6 Hz to 19 kHz.  The frequency resolution is
-   * logarithmic.
-   *
-   * There is only one PWM frequency for all digital channels.
-   *
-   * @param rate The frequency to output all digital output PWM signals.
-   */
-  void SetPWMRate(double rate);
-
-  /**
-   * Enable a PWM Output on this line.
-   *
-   * Allocate one of the 6 DO PWM generator resources from this module.
-   *
-   * Supply the initial duty-cycle to output so as to avoid a glitch when first
-   * starting.
-   *
-   * The resolution of the duty cycle is 8-bit for low frequencies (1kHz or
-   * less) but is reduced the higher the frequency of the PWM signal is.
-   *
-   * @param initialDutyCycle The duty-cycle to start generating. [0..1]
-   */
-  void EnablePWM(double initialDutyCycle);
-
-  /**
-   * Change this line from a PWM output back to a static Digital Output line.
-   *
-   * Free up one of the 6 DO PWM generator resources that were in use.
-   */
-  void DisablePWM();
-
-  /**
-   * Change the duty-cycle that is being generated on the line.
-   *
-   * The resolution of the duty cycle is 8-bit for low frequencies (1kHz or
-   * less) but is reduced the higher the frequency of the PWM signal is.
-   *
-   * @param dutyCycle The duty-cycle to change to. [0..1]
-   */
-  void UpdateDutyCycle(double dutyCycle);
-
-  void InitSendable(SendableBuilder& builder) override;
-
- private:
-  int m_channel;
-  HAL_DigitalHandle m_handle;
-  HAL_DigitalPWMHandle m_pwmGenerator;
-};
-
-}  // namespace frc