[JIRA] (OVIRT-2254) Create slave borrowing flow

Create slave borrowing flow --------------------------- Key: OVIRT-2254 URL: https://ovirt-jira.atlassian.net/browse/OVIRT-2254 Project: oVirt - virtualization made easy Issue Type: New Feature Components: Jenkins Master, Jenkins Slaves Reporter: Barak Korren Assignee: infra Create a set of jobs and groovy functions that will enable one Jenkins master to borrow slaves from another jenkins master. h3. Acceptance criteria