fix setImmediate for IE8 and other old browsers
fix setImmediate for IE8 and other old browsers

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