Update graphics/sdl2_ttf to version 2.0.12_4
Update www/webkit-gtk2 to version 1.8.3_4
Tweak print/gl2ps version 1.3.8
Tweak x11-toolkits/swt version 3.5.2_2
Update x11/yelp to version 2.30.2_8
Tweak net/libgweather version 2.30.3_3
Update games/tuxpaint to version 0.9.21_4