Update audio/opusfile to version 0.5_4
Tweak emulators/atari800 version 2.0.3_5
Tweak games/ladder version 1.00_1
Tweak games/irrlamb version 0.1.0_3
Tweak games/nethack33 version 3.3.1_10
Update games/libfov to version 1.0.4_1
Update games/legend-of-edgar to version 1.16.1
Tweak games/quake2-lights version 1
Tweak games/solarus version 1.1.1