Fixes #4841: use persistant class in job scheduler to avoid duplicate job execution
Merge pull request #362 from ncharles/bug_4841/dev/dont_use_ifelapsed

Fixes #4841: use persistant class in job scheduler to avoid duplicate job execution
Fixes #4747: propagate ncf promises on relay server
Merge pull request #363 from ncharles/bug_4747/dev/propagate_ncf_on_relay

Bug 4747/dev/propagate ncf on relay
Merge branch 'branches/rudder/2.9' into branches/rudder/2.10