Speaker: Removed grove dependency

* Renamed all files from grovespeaker to speaker
    * Replaced all instances of grovespeaker with speaker
    * Updated all CMake files

src/speaker/speaker.hpp

@@ -0,0 +1,103 @@
+/*
+ * Author: Zion Orent <sorent@ics.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#pragma once
+
+#include <string>
+#include <map>
+#include <unistd.h>
+#include <mraa/gpio.h>
+
+#define HIGH      1
+#define LOW       0
+
+namespace upm {
+  /**
+   * @brief Speaker library
+   * @defgroup speaker libupm-speaker
+   * @ingroup seeed gpio sound hak
+   */
+typedef struct
+{
+    int delayTimeLow;
+    int delayTimeLowSharp;
+    int delayTimeMed;
+    int delayTimeMedSharp;
+    int delayTimeHigh;
+    int delayTimeHighSharp;
+} NoteData;
+  /**
+   * @library speaker
+   * @sensor speaker libupm-speaker
+   * @comname Speaker
+   * @type sound
+   * @man seeed
+   * @con gpio
+   * @kit hak
+   *
+   * @brief API for the Speaker
+   *
+   * UPM module for the Speaker.
+   * This sensor can generate different tones and sounds depending on the
+   * frequency of the input signal.
+   * 
+   * @image html speaker.jpg 
+   * @snippet speaker.cxx Interesting
+   */
+  class Speaker {
+  public:
+    /**
+     * Speaker constructor
+     *
+     * @param pin Digital pin to use
+     */
+    Speaker(int pin);
+    /**
+     * Speaker destructor
+     */
+    ~Speaker();
+    /**
+     * Plays all alto notes (lowest notes)
+     *
+     */
+    void playAll();
+    /**
+     * Plays a sound and a note whether it's sharp or not
+     *
+     * @param letter Character name of the note
+     * ('a', 'b', 'c', 'd', 'e', 'f', or 'g')
+     * @param sharp If true, plays a sharp version of the note; otherwise, does not play the note
+     * @param vocalWeight String to determine whether to play a low ("low"),
+     * a medium ("med"), or a high ("high") note
+     */
+    void playSound(char letter, bool sharp, std::string vocalWeight);
+
+  private:
+        mraa_gpio_context m_gpio;
+        std::map <char, NoteData> m_note_list;
+        void sound(int note_delay);
+        NoteData storeNote(int noteDelayLow, int noteDelayLowSharp,
+                           int noteDelayMed, int noteDelayMedSharp,
+                           int noteDelayHigh, int noteDelayHighSharp);
+  };
+}