Bug 1008872 - Add administrators for QA Puppet infrastructure in SCL3. r=dustin

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extra : transplant_source : AH%06x%1E%B7ak%0F%D8%8E%95%60%8B%0DV%BD%03%0F%3A
Bug 1008872 - Fix missing quotes in keys.pp
Merge branch 'qa' into moco
Merge default -> production

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branch : production