add check_success tool

this adds a tool that runs through the query list and looks for
whether the queries exist in success runs in logstash. This helps
us classify whether or not queries need to be looked at for
narrowing.

make elastic-recheck-success the entry point when installed

Change-Id: I3eaa822af35146935b22100ffb1e3a4f18dc8d0e
Merge "add check_success tool"