engine: Making all internal actions to have same correlationId

The following patch will force all internal actions to have same correlationId.
When an action triggered from gui or rest client, it should pass a correlationId otherwise it will
be automaticly generated.
But, if action has some another internal actions they will have different correlationId.
This patch will fix a problem.
Discovered during work on provided bug
This patch is addition to previous with Change-Id: I47ad8e04452b7f0e3f5f8477f84bc6b22e35ec98

Change-Id: Ib12f9079a564bb507b3a3a0f84601e918bd92b3f
Bug-Url: https://bugzilla.redhat.com/844335
Signed-off-by: Michael Kublin <mkublin@redhat.com>