add pointlight to mainmenuscene
change default clear color to white
Merge pull request #29 from zaojiahua/master

add pointlight to mainmenuscene
Merge pull request #30 from Wu-Hao/master

change default clear color to white
add random attack logic.
Merge branch 'master' of github.com:fusijie/FantasyWarrior3D
optimize effectsprite3d
add new fbx-conv
Merge pull request #31 from zaojiahua/master

optimize effectsprite3d
Merge branch 'master' of github.com:fusijie/FantasyWarrior3D