Update to the 20140924 snapshot of GCC 4.9.2.

Remove all instances of @dirrm from pkg-plist.


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@369450 35697150-7ecd-e111-bb59-0022644237b5
Allow staging as a regular user


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@369451 35697150-7ecd-e111-bb59-0022644237b5
Allow staging as a regular user


git-svn-id: svn+ssh://svn.freebsd.org/ports/head@369452 35697150-7ecd-e111-bb59-0022644237b5