merge xauth-1.1.4, xdm-1.1.17, xinit-1.4.3, and xtrans-1.6.0.

merge x11perf 1.7.0, xfs 1.2.2, xrandr 1.5.3, and xtrans 1.5.2.

make _port 'const', to match the users.

initial import of xtrans-1.5.0

initial import of xtrans-1.4.0

initial import of xtrans-1.3.5

initial import of xtrans-1.3.4

initial import of xtrans-1.3.3

initial import of xtrans-1.2.7

initial import of xtrans-1.2.6

initial import of xtrans-1.2.4

initial import of xtrans-1.2.3

initial import of xtrans-1.2