Fix g++ parameters order. gcc 4.6+ requires the libraries to be placed (correctly) at the end after the object files are listed.
(reported on the forum: http://root.cern.ch/phpBB3/viewtopic.php?t=14289)


git-svn-id: http://root.cern.ch/svn/root/trunk@43244 27541ba8-7e3a-0410-8455-c3a389f83636