contribution guide updates
contribution guide updates

to avoid errors and confusion

FreezingMoon/AncientBeast,FreezingMoon/AncientBeast,FreezingMoon/AncientBeast,ShaneWalsh/AncientBeast,thamaranth/AncientBeast,ShaneWalsh/AncientBeast,FreezingMoon/AncientBeast,thamaranth/AncientBeast