Merge pull request rancher#412 from imikushin/os-images-rc3

v0.3.2-rc3

Merge pull request rancher#410 from imikushin/version-fix

set VERSION to v0.3.2-rc2

Merge pull request rancher#392 from imikushin/re-build

Refactored build

rancher/os:v0.3.1-rc3

v0.3.1-rc2 bump