Added script ObjectDestroyer, prefab DestroyTest and scen destroyTest.
Added coin (CoinController, model, material and texture).
Deleted assets.
Upgrade
Merge branch 'master' of https://github.com/demansn/move into CreateDestroy
Merge branch 'destroy' of https://github.com/demansn/move into CreateDestroy
Merge branch 'CreateDestroy' into Pick-upObject