updated Jam and CMake build files for new Extras/ConvexHull library

Demos/OpenGL/Jamfile

@@ -9,10 +9,15 @@ if $(GLUT.AVAILABLE) = "yes"
   [ Wildcard *.h *.cpp ] : noinstall 
 ;
 
-CFlags bulletopenglsupport :
+CFlags bulletopenglsupport : [ FIncludes $(TOP)/Extras/ConvexHull ]
 ;
 
-LibDepends bulletopenglsupport : bulletdynamics  ;
+bulletopenglsupport.CFLAGS = [ FIncludes $(TOP)/Extras/ConvexHull ] ;
+#same for msvcgen
+MsvcGenConfig bulletopenglsupport.INCDIRS : $(TOP)/Extras/ConvexHull ;
+
+
+LibDepends bulletopenglsupport : bulletdynamics convexhull  ;
 
   ExternalLibs bulletopenglsupport : GLUT ;
 }