From Marco, fixes to osgIntrospection and related libs

src/osgWrappers/osg/GNUmakefile

@@ -13,6 +13,8 @@ CXXFILES =\
 	StateAttribute.cpp\
 	StateSet.cpp\
 	Vec2.cpp\
+	Vec3.cpp\
+	Vec4.cpp\
 
 
 LIBS   += -losg -losgIntrospection $(OTHER_LIBS)

src/osgWrappers/osg/Vec2.cpp

@@ -2,7 +2,7 @@
 #include <osgIntrospection/TypedMethodInfo>
 #include <osgIntrospection/Attributes>
 
-#include <osg/Referenced>
+#include <osg/Vec2>
 
 using namespace osgIntrospection;