ICYStream in Readme

Author: pschatzmann

README.md

@@ -20,6 +20,7 @@ As “Audio Sources” we will have e.g.:
 - Analog Microphones – [AnalogAudioStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_analog_audio_stream.html)
 - Digital Microphones – [I2SStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_i2_s_stream.html)
 - Files on the Internet – [URLStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_u_r_l_stream.html)
+- Streaming Internet Radios - [ICYStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_i_c_y_stream.html)
 - Generated Sound – [GeneratedSoundStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_generated_sound_stream.html)
 - Mobile Phone A2DP Bluetooth – [A2DPStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_a2_d_p_stream.html)
 - Binary Data in Flash Memory – [MemoryStream](https://pschatzmann.github.io/arduino-audio-tools/html/classaudio__tools_1_1_memory_stream.html)

src/AudioHttp/ICYStream.h

@@ -11,7 +11,7 @@ namespace audio_tools {
  * @brief Icecast/Shoutcast Audio Stream which splits the data into metadata and audio data. The Audio data is provided via the
  * regular stream functions. The metadata is handled with the help of the MetaDataICY state machine and provided via a callback method.
  * 
- * This is basically just a URLStreamD with the metadata turned on.
+ * This is basically just a URLStream with the metadata turned on.
  * 
  * @author Phil Schatzmann
  * @copyright GPLv3

src/AudioHttp/ICYStreamESP32.h

@@ -8,6 +8,11 @@ namespace audio_tools {
 
 /**
  * @brief ICYStream implementation for the ESP32 based on a FreeRTOS task 
+ * This is a Icecast/Shoutcast Audio Stream which splits the data into metadata and audio data. The Audio data is provided via the
+ * regular stream functions. The metadata is handled with the help of the MetaDataICY state machine and provided via a callback method.
+ * 
+ * This is basically just a URLStream with the metadata turned on.
+ * 
  * @author Phil Schatzmann
  * @copyright GPLv3
  */