Refactored CMakeLists.txt

* new pip_module() macro
 * fixed exports
 * automatic gather all exports and pass them to Doxygen and PICodeParser

lib/main/io_utils/pibroadcast.h

@@ -23,11 +23,12 @@
 #ifndef PIBROADCAST_H
 #define PIBROADCAST_H
 
+#include "pip_io_utils_export.h"
 #include "piethutilbase.h"
 #include "piethernet.h"
 
 
-class PIBroadcast: public PIThread, public PIEthUtilBase {
+class PIP_IO_UTILS_EXPORT PIBroadcast: public PIThread, public PIEthUtilBase {
 	PIOBJECT_SUBCLASS(PIBroadcast, PIThread)
 public: