make 'full_name' a private attribute
make 'full_name' a private attribute

We don't want full_name being set in the constructor.  It has been
renamed to '_full_name', but keeps a public accessor 'full_name'.

xdg/mongo-perl-driver,dagolden/mongo-perl-driver,rahuldhodapkar/mongo-perl-driver,jorol/mongo-perl-driver,kainwinterheart/mongo-perl-driver,gormanb/mongo-perl-driver,kainwinterheart/mongo-perl-driver,jorol/mongo-perl-driver,mongodb/mongo-perl-driver,jorol/mongo-perl-driver,rahuldhodapkar/mongo-perl-driver,rahuldhodapkar/mongo-perl-driver,dagolden/mongo-perl-driver,xdg/mongo-perl-driver,gormanb/mongo-perl-driver,gormanb/mongo-perl-driver,dagolden/mongo-perl-driver,rahuldhodapkar/mongo-perl-driver,jorol/mongo-perl-driver,xdg/mongo-perl-driver,kainwinterheart/mongo-perl-driver,dagolden/mongo-perl-driver,mongodb/mongo-perl-driver,kainwinterheart/mongo-perl-driver,gormanb/mongo-perl-driver,mongodb/mongo-perl-driver