Refactored CMakeLists.txt

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

lib/main/core/piflags.h

@@ -32,7 +32,7 @@
  * \snippet piincludes.cpp flags
  */
 template<typename Enum>
-class PIP_EXPORT PIFlags {
+class PIFlags {
 public:
 	//! Constructor with flags = 0
 	PIFlags(): flags(0) {;}