Update to the latest stevedore

Use a version of stevedore that does not try to
install distribute.

The requirements change is in
https://review.openstack.org/#/c/32738/

Change-Id: I74bc6013710965401b7e64abc8827a46c817fd56
Signed-off-by: Doug Hellmann <doug.hellmann@dreamhost.com>
Merge from oslo-incubator

Change-Id: Ie5d9d2c1938e58125b58e64a3363f1e1e8ce2ba2
Imported Translations from Transifex

Change-Id: Idadd30ca29eaf2da44c670722060b28ad8028c4a
Merge "Merge from oslo-incubator"
Merge "Imported Translations from Transifex"
Merge "Update to the latest stevedore"