Seperate out the device demos and project's configuration descriptor structure definitions to clearly indicate what descriptors belong to which interface.

Projects/Magstripe/Descriptors.h

@@ -50,6 +50,8 @@
 		typedef struct
 		{
 			USB_Descriptor_Configuration_Header_t Config; /**< Configuration descriptor header structure */
+			
+			// Keyboard HID Interface
 			USB_Descriptor_Interface_t            HID_Interface; /**< Keyboard interface descriptor */
 			USB_HID_Descriptor_HID_t              HID_KeyboardHID; /**< Keyboard HID descriptor */
 	        USB_Descriptor_Endpoint_t             HID_ReportINEndpoint; /**< Keyboard key report endpoint descriptor */