Add callback typedefs to documentation

telldus-core/client/telldus-core.cpp

@@ -186,6 +186,21 @@ using namespace TelldusCore;
  * Error code. An unkown error has occurred.
  **//** @} */
 
+/**
+ * @name Callback typedefs
+ *
+ * @typedef TDDeviceEvent
+ *
+ * @typedef TDDeviceChangeEvent
+ *
+ * @typedef TDRawDeviceEvent
+ *
+ * @typedef TDSensorEvent
+ *
+ * @typedef TDControllerEvent
+ *
+ **//** @} */
+
 /**
  * This function initiates the library. Call this function before any other
  * call to a function in telldus-core.