Jeffrey Zhang d7495b1d39 Fix the prechecks role idempotent ... the prechecks role should be idempotent and should changed nothing when running. TrivialFix Change-Id: Ib5063d879e0f5f414d607bd9b6493a7499fc5652		2016-03-21 00:10:15 +08:00
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tasks	Fix the prechecks role idempotent	2016-03-21 00:10:15 +08:00
vars	Fix the required min docker version	2016-02-09 13:20:35 +08:00