Changed name of UniformCallback to UniformBufferCallback to avoid conflict with changes to come to the osg::Uniform::Callback -> osg::UniformCallback.
Changed name of UniformCallback to UniformBufferCallback to avoid conflict with changes to come to the osg::Uniform::Callback -> osg::UniformCallback.


git-svn-id: aa838dfc23441284dd616281de4245daec5d2135@14884 16af8721-9629-0410-8352-f15c8da7e697

scrawl/osg,scrawl/osg,tomasthoresen/osg,jtorresfabra/osg,artoolkit/osg,scrawl/osg,openscenegraph/osg,marchelbling/osg,artoolkit/osg,openscenegraph/osg,openscenegraph/osg,tomasthoresen/osg,tomasthoresen/osg,artoolkit/osg,jtorresfabra/osg,marchelbling/osg,scrawl/osg,tomasthoresen/osg,jtorresfabra/osg,marchelbling/osg,jtorresfabra/osg,marchelbling/osg,openscenegraph/osg,artoolkit/osg