Merge https://github.com/dalibo/pgbadger

diff --cc pgbadger
index afb5b0b155a4cb581f31de1ca21d995dc2253c81,690ca28e44b2e905fa5ca344eecaf75fef230043..2ae16381a14f6a38e0826642135a0d0dbcc9b619
--- 1/pgbadger
--- 2/pgbadger
+++ b/pgbadger
@@@ -6760,8 -6711,10 +6741,9 @@@ sub print_query_per_use
                </div>
        </div><!-- end of queries by user -->
  };
 -      delete $drawn_graphs{queriesbyuser_graph};
 -
  }
  
++
  sub print_query_per_host
  {
        my %infos = ();