updated version to 2.5 rc1
updated version to 2.5 rc1

ldtri0209/robotframework,ldtri0209/robotframework,ldtri0209/robotframework,ldtri0209/robotframework,fiuba08/robotframework,waldenner/robotframework,fiuba08/robotframework,ldtri0209/robotframework,waldenner/robotframework,waldenner/robotframework,fiuba08/robotframework,waldenner/robotframework,waldenner/robotframework,fiuba08/robotframework,fiuba08/robotframework