Added a viewer.sync to the end of all the demos.

Removed the Win32 remapping of keycodes from the osgProducer::EventAdapter.

examples/osgpbuffer/osgpbuffer.cpp

@@ -10,10 +10,6 @@
 #include <osg/Billboard>
 #include <osg/Material>
 
-#include <osgGA/TrackballManipulator>
-#include <osgGA/FlightManipulator>
-#include <osgGA/DriveManipulator>
-
 #include <osgUtil/TransformCallback>
 #include <osgUtil/SmoothingVisitor>
 
@@ -663,6 +659,9 @@ int main( int argc, char **argv )
         viewer.frame();
         
     }
+    
+    // wait for all cull and draw threads to complete before exit.
+    viewer.sync();
 
     delete g_pPixelBuffer;