Added new CALLBACK_Audio_Device_GetSetInterfaceProperty() callback to the Audio Device Class driver.

LUFA/DoxygenPages/ChangeLog.txt

@@ -15,6 +15,7 @@
   *   - Added support for the USB2AX boards, hardware revision 1-3
   *   - Added new Android Accessory Host class driver
   *   - Added new USB_Host_GetDescriptor(), USB_Host_GetDeviceConfiguration() and USB_Host_GetInterfaceAltSetting() functions
+  *   - Added new CALLBACK_Audio_Device_GetSetInterfaceProperty() callback to the Audio Device Class driver
   *  - Library Applications:
   *   - Added User Application APIs to the CDC and DFU class bootloaders
   *   - Added INVERTED_ISP_MISO compile time option to the AVRISP-MKII clone project (thanks to Chuck Rohs)

LUFA/DoxygenPages/MigrationInformation.txt

@@ -22,6 +22,11 @@
  *      the Configuration descriptor's attributes field. As all devices are assumed to be bus-powered unless stated otherwise with the
  *      USB_CONFIG_ATTR_SELFPOWERED flag a replacement constant for bus powered devices is not provided.
  *
+ *  <b>Device Mode</b>
+ *    - The device mode Audio class driver now requires a new user application callback, \ref CALLBACK_Audio_Device_GetSetInterfaceProperty().
+ *      Existing applications must implement this new callback, however if no audio entities are defined in the audio device's descriptors,
+ *      this function may be hard-coded to always return false for previous behaviour to be retained.
+ *
  *  \section Sec_Migration111009 Migrating from 110528 to 111009
  *  <b>Non-USB Library Components</b>
  *    - The \c JTAG_DEBUG_ASSERT() macro has been renamed \ref JTAG_ASSERT() to be consistent with \ref STDOUT_ASSERT().