Tweak devel/gnucflow version 1.4
Tweak games/xtron version 1.1a_3
Import games/vodovod version 1.10
Update finance/jgnash to version 2.13.0
Update games/solarus to version 1.1.0
Update audio/ctronome to version 0.5.5
Update graphics/wings to version 1.4.1_3