Fixed Sprite#setAlpha.
Fixed Sprite#setAlpha.

tommyettinger/libgdx,bladecoder/libgdx,alex-dorokhov/libgdx,stinsonga/libgdx,Zomby2D/libgdx,MikkelTAndersen/libgdx,MikkelTAndersen/libgdx,alex-dorokhov/libgdx,MikkelTAndersen/libgdx,NathanSweet/libgdx,Zomby2D/libgdx,stinsonga/libgdx,cypherdare/libgdx,tommyettinger/libgdx,Zomby2D/libgdx,tommyettinger/libgdx,libgdx/libgdx,MikkelTAndersen/libgdx,bladecoder/libgdx,MikkelTAndersen/libgdx,NathanSweet/libgdx,libgdx/libgdx,NathanSweet/libgdx,alex-dorokhov/libgdx,stinsonga/libgdx,libgdx/libgdx,bladecoder/libgdx,stinsonga/libgdx,libgdx/libgdx,cypherdare/libgdx,NathanSweet/libgdx,cypherdare/libgdx,bladecoder/libgdx,MikkelTAndersen/libgdx,tommyettinger/libgdx,Zomby2D/libgdx,alex-dorokhov/libgdx,alex-dorokhov/libgdx,alex-dorokhov/libgdx,tommyettinger/libgdx,alex-dorokhov/libgdx,MikkelTAndersen/libgdx,Zomby2D/libgdx,bladecoder/libgdx,NathanSweet/libgdx,MikkelTAndersen/libgdx,libgdx/libgdx,alex-dorokhov/libgdx,stinsonga/libgdx,cypherdare/libgdx,cypherdare/libgdx