Added support for multitexturing to osg::State and added osgmultitexture

demo which adds as spherical environment map using texture 1 to any model.

VisualStudio/VisualStudio.dsw

@@ -834,6 +834,60 @@ Package=<4>
 
 
 
+Project: "Demo osgmultitexture"=.\Demos\osgmultitexture\osgmultitexture.dsp - Package Owner=<4>
+
+
+
+Package=<5>
+
+{{{
+
+}}}
+
+
+
+Package=<4>
+
+{{{
+
+    Begin Project Dependency
+
+    Project_Dep_Name Core osg
+
+    End Project Dependency
+
+    Begin Project Dependency
+
+    Project_Dep_Name Core osgDB
+
+    End Project Dependency
+
+    Begin Project Dependency
+
+    Project_Dep_Name Core osgGA
+
+    End Project Dependency
+
+    Begin Project Dependency
+
+    Project_Dep_Name Core osgGLUT
+
+    End Project Dependency
+
+    Begin Project Dependency
+
+    Project_Dep_Name Core osgUtil
+
+    End Project Dependency
+
+}}}
+
+
+
+###############################################################################
+
+
+
 Project: "Demo osgoccluder"=.\Demos\osgoccluder\osgoccluder.dsp - Package Owner=<4>