Ubuntu 14.04 may ship with a beta version of GRUB, the GRand Unified Bootloader used virtually all Linux distributions



From OMG! Ubuntu:

Among those features is experimental 64-bit ext2 support, better handling of DM-RAID partitions, and numerous improvements to core boot and EFI platforms.

But with Ubuntu’s LTS releases prized for their stability Watson is well aware that he has to be ‘very careful with substantial upgrades’ to core features like the default boot loader.

  Ubuntu 14.04 LTS Plans To Ship With Newer GRUB Bootloader