Update x11-toolkits/py-tkinter to version 2.7.3_4
Update graphics/py-imaging to version 1.1.7_2
Tweak www/aolserver version 4.5.1_1
Tweak x11-toolkits/itk version 3.3_3
Update net/tcpwatch to version 1.3_2
Tweak games/scid version 4.3
Tweak sysutils/tmux version 1.7_1