Tweak cad/scotch version 5.1.12.b.e_1
Tweak deskutils/systempreferences version 1.1.0
Tweak games/fortunate version 3.1_2
Tweak graphics/alpng version 1.3_1
Tweak lang/clojure version 1.5.1,2
Update x11-toolkits/gtk-sharp-beans to version 2.14.1_1