Moved some sections so that conditional compilation for OPENSCENEGRAPH_SOVERSION > 41 works correctly
Moved some sections so that conditional compilation for OPENSCENEGRAPH_SOVERSION > 41 works correctly

haifeng60902/osgswig,haifeng60902/osgswig,haifeng60902/osgswig,haifeng60902/osgswig,haifeng60902/osgswig