Added limits.h to try and avoid gcc 4.3 compile problems
Added limits.h to try and avoid gcc 4.3 compile problems


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