Correct AWS API version to one in the past
Merge pull request #2947 from gregburek/correct-ec2-api-version

Correct AWS API version to one in the past
Release 1.22.1
[vsphere] expose VM virtual hardware version
Merge pull request #2962 from mmoll/vsphere_hwversion

[vsphere] expose VM virtual hardware version
Merge tag 'v1.22.1' into sanity_check
Merge pull request #2964 from fog/sanity_check

Ruby 1.8.7 Sanity check