0.2.5

This adds support for having the ESP not be mounted by
default, which we are going to do in Fedora CoreOS at least.

0.2.4

Mainly internal cleanups, plus support for a read-only /boot
and /boot/efi.

0.2.3

UX improvements for CoreOS systems.

0.2.2

The major change here is graceful handling of
"bootupd 0.1.0" FCOS systems.

0.2.0

Release 0.2.0

Git-EVTag-v0-SHA512: a66ff5198479f1876adb316ff88e085df26c43434d938f53f602f84f2201ddef5dbf67b5b6c05e2ab0a7ec994da9c56f98dfd38793976bd0bd474baa61aa5780