Update Gradle build to use LWJGL 3.1.0 libraries.
Update Gradle build to use LWJGL 3.1.0 libraries.

alex-dorokhov/libgdx,libgdx/libgdx,czyzby/libgdx,alex-dorokhov/libgdx,stinsonga/libgdx,codepoke/libgdx,bladecoder/libgdx,sarkanyi/libgdx,FredGithub/libgdx,FredGithub/libgdx,realitix/libgdx,MikkelTAndersen/libgdx,hyvas/libgdx,codepoke/libgdx,stinsonga/libgdx,MikkelTAndersen/libgdx,samskivert/libgdx,cypherdare/libgdx,realitix/libgdx,fwolff/libgdx,alex-dorokhov/libgdx,czyzby/libgdx,czyzby/libgdx,realitix/libgdx,czyzby/libgdx,kotcrab/libgdx,MikkelTAndersen/libgdx,bladecoder/libgdx,js78/libgdx,kotcrab/libgdx,FredGithub/libgdx,js78/libgdx,js78/libgdx,sarkanyi/libgdx,sarkanyi/libgdx,bladecoder/libgdx,MovingBlocks/libgdx,czyzby/libgdx,realitix/libgdx,ttencate/libgdx,sarkanyi/libgdx,kotcrab/libgdx,bladecoder/libgdx,fwolff/libgdx,FredGithub/libgdx,alex-dorokhov/libgdx,samskivert/libgdx,NathanSweet/libgdx,hyvas/libgdx,js78/libgdx,kotcrab/libgdx,ttencate/libgdx,BlueRiverInteractive/libgdx,libgdx/libgdx,bladecoder/libgdx,ttencate/libgdx,codepoke/libgdx,fwolff/libgdx,stinsonga/libgdx,czyzby/libgdx,sarkanyi/libgdx,josephknight/libgdx,kotcrab/libgdx,fwolff/libgdx,fwolff/libgdx,MikkelTAndersen/libgdx,NathanSweet/libgdx,FredGithub/libgdx,realitix/libgdx,stinsonga/libgdx,tommyettinger/libgdx,josephknight/libgdx,codepoke/libgdx,ttencate/libgdx,NathanSweet/libgdx,kotcrab/libgdx,samskivert/libgdx,alex-dorokhov/libgdx,samskivert/libgdx,alex-dorokhov/libgdx,MikkelTAndersen/libgdx,czyzby/libgdx,cypherdare/libgdx,josephknight/libgdx,fwolff/libgdx,MikkelTAndersen/libgdx,cypherdare/libgdx,MovingBlocks/libgdx,BlueRiverInteractive/libgdx,hyvas/libgdx,josephknight/libgdx,tommyettinger/libgdx,alex-dorokhov/libgdx,stinsonga/libgdx,hyvas/libgdx,samskivert/libgdx,fwolff/libgdx,FredGithub/libgdx,cypherdare/libgdx,Zomby2D/libgdx,ttencate/libgdx,ttencate/libgdx,FredGithub/libgdx,js78/libgdx,MovingBlocks/libgdx,sarkanyi/libgdx,hyvas/libgdx,josephknight/libgdx,FredGithub/libgdx,BlueRiverInteractive/libgdx,tommyettinger/libgdx,libgdx/libgdx,codepoke/libgdx,BlueRiverInteractive/libgdx,fwolff/libgdx,samskivert/libgdx,realitix/libgdx,hyvas/libgdx,realitix/libgdx,hyvas/libgdx,ttencate/libgdx,MikkelTAndersen/libgdx,js78/libgdx,realitix/libgdx,NathanSweet/libgdx,codepoke/libgdx,MovingBlocks/libgdx,ttencate/libgdx,Zomby2D/libgdx,tommyettinger/libgdx,codepoke/libgdx,MikkelTAndersen/libgdx,BlueRiverInteractive/libgdx,Zomby2D/libgdx,js78/libgdx,MovingBlocks/libgdx,josephknight/libgdx,samskivert/libgdx,kotcrab/libgdx,josephknight/libgdx,hyvas/libgdx,josephknight/libgdx,Zomby2D/libgdx,NathanSweet/libgdx,BlueRiverInteractive/libgdx,cypherdare/libgdx,tommyettinger/libgdx,codepoke/libgdx,sarkanyi/libgdx,MovingBlocks/libgdx,czyzby/libgdx,BlueRiverInteractive/libgdx,kotcrab/libgdx,libgdx/libgdx,libgdx/libgdx,BlueRiverInteractive/libgdx,js78/libgdx,samskivert/libgdx,Zomby2D/libgdx,MovingBlocks/libgdx,MovingBlocks/libgdx,alex-dorokhov/libgdx,sarkanyi/libgdx