OAK-1869: TarMK: Incorrect tar entry verification in recovery mode

Improved logging during recovery

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1599332 13f79535-47bb-0310-9956-ffa450edef68
OAK-1803: Drop oak-mk-perf

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1599337 13f79535-47bb-0310-9956-ffa450edef68