Update databases/py-gdbm to version 2.7.3_2
Tweak mail/py-milter version 0.9.7
Update net-mgmt/py-ipcalc to version 1.0.0
Tweak net/py-port-for version 0.3
Tweak devel/py-orbit version 2.24.0
Update games/pythonchess to version 0.6_2
Import science/qtresistors version 0.1_2
Tweak devel/qt4-libqtassistantclient version 4.6.3_1
Tweak devel/qt4-assistant-adp version 4.6.3_1