Removed osgdemeter example from distribution because it no longer compiles,

and Demeter itself nolonger compiles, osgdemeter has now been moved to the community
section of openscenegraph.org.

Make/dependencies

@@ -47,6 +47,4 @@ INVENTOR_INSTALLED ?= no
 
 PERFORMER_INSTALLED ?= no
 
-DEMETER_INSTALLED ?= no
-
 GLUT_INSTALLED ?= no

Make/makedirdefs

@@ -272,10 +272,6 @@ ifeq ($(PRODUCER_INSTALLED),yes)
         EXAMPLE_DIRS += osgsimulation
     endif
 
-    ifeq ($(DEMETER_INSTALLED),yes)
-        EXAMPLE_DIRS += osgdemeter
-    endif
-
 endif
 
 ifeq ($(GLUT_INSTALLED),yes)