Close branch 27-idempotency-cobblersystem-mac

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branch : 27-idempotency-cobblersystem-mac
extra : close : True
Merged 27-idempotency-cobblersystem-mac into default, fixes #27
Created new branch 29-cobblersystem-virt_path-takes2runs

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branch : 29-cobblersystem-virt_path-takes2runs
modifies virt_path at first puppet run

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branch : 29-cobblersystem-virt_path-takes2runs