bump(sys-fs/e2fsprogs): sync with upstream

Excluding sys-fs/e2fsprogs-1.42.9 which will be patched in coreos-overlay.

Packages updated:
  sys-fs/e2fsprogs
  sys-libs/e2fsprogs-libs
Merge pull request #78 from marineam/e2fsck

bump(sys-fs/e2fsprogs): sync with upstream