[SPARK-12065] Upgrade Tachyon from 0.8.1 to 0.8.2#10054

JoshRosen wants to merge 1 commit intoapache:masterapache/spark:masterfrom

JoshRosen:upgrade-to-tachyon-0.8.2JoshRosen/spark:upgrade-to-tachyon-0.8.2Copy head branch name to clipboard