OAK-1884 Query: log file analyzer tool

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1601871 13f79535-47bb-0310-9956-ffa450edef68
OAK-1885 Add restore option for oak-run
 - thanks Dominique Jaeggi for the patch!

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1601878 13f79535-47bb-0310-9956-ffa450edef68