Merge branch 'hotfix/delete_rendernode_error'
Fix quarantine mode that uses too much cpu and log

RNs in quarantine could still be matched during computeAssignment.
Method to check (before sending command) if RN can properly run was using cpu and log.

This fix avoid to match excluded node (in quanrantine) in assignment.
Merge branch 'hotfix/fix_quarantine_overload' into develop