basis.entity: fix exception on using Object.defineProperty() in IE8
basis.entity: fix exception on using Object.defineProperty() in IE8

fateevv/basisjs,basisjs/basisjs,istrel/basisjs,istrel/basisjs,istrel/basisjs,basisjs/basisjs,smelukov/basisjs,tyanas/basisjs,fateevv/basisjs,tyanas/basisjs,tyanas/basisjs,fateevv/basisjs,smelukov/basisjs,smelukov/basisjs,basisjs/basisjs