Fix SELinux context of /tmp/image_test folder
Merge pull request #118 from mfojtik/image_test

Fix SELinux context of /tmp/image_test folder
Add ability to map host ports for Virtualbox provider
Merge pull request #119 from csrwng/port_mapping

Add ability to map host ports for Virtualbox provider
Fix the empty image_id in the test_geard_image
Merge pull request #120 from mfojtik/docker_tag

Fix the empty image_id in the test_geard_image
Add OpenStack provider support
Merge pull request #122 from detiber/openstackProvider

Add OpenStack provider
Added warning about missing image names when building
Merge pull request #123 from soltysh/cli_fix

Added warning about missing image names when building
Add other OS options

- Rename centos os option to centos6
- Add rhel6 os option
Update README for openstack creds file
Merge pull request #124 from detiber/UpdateREADME

Update README for openstack creds file
Merge pull request #121 from detiber/addOS

Add other OS options