* stable-2.13
  Replace additional os.minor by our custom version

* stable-2.12
  Fix typos

* stable-2.11
  (no changes)

* stable-2.10
  fix typos in design-file-based-storage.rst doc
  Switch to our osminor
  Provide an alternative for os.minor working around its bug
  Fix typo
  CanTieredAlloc test: make instances big enough
  After master-failover verify reachability of master IP
  Report failure to deactivate old master IP in exit code
  Expose warnings during master-failover
  Fix manpage for gnt-cluster copyfile

Signed-off-by: Klaus Aehlig <aehlig@google.com>
Reviewed-by: Petr Pudlak <pudlak@google.com>