tree 1cb85a023e10a3bc191193bb3c96a0c6f5cb1b6d
parent 1d48e481ed3d258f645523afb7b7be45e079ab3c
author Dennis Dmitriev <ddmitriev@mirantis.com> 1539123228 +0300
committer Dennis Dmitriev <ddmitriev@mirantis.com> 1539123830 +0300

Add possibility to override some environment variables

Add possibility to use custom 'master_environment_override'
and 'mirror_environment_override' files, to avoid sed-ing the
user-data files.

Related issue: https://mirantis.jira.com/browse/PROD-23809

Change-Id: I664a200358f98e35ceb28267dc40c4974778ba30