added last replication run stats
extended replication stats to show last 50 runs
Merge pull request #747 from ppekrol/replication-stats

added more detailed replication run stats
fixing NRE
Merge branch '2.5' of github.com:ayende/ravendb
Better safe than sorry
fixed logging in ReplicationTask
added logging on successful SQL replication
parameterise number of recent touches to remember
Merge branch 'Parameterise-Recent-Touch-Count' of https://github.com/gareththackeray/ravendb
Merge branch 'Logging-In-Sql-Replication' of https://github.com/gareththackeray/ravendb
Fixing infinite replication issue if concurrency exception is thrown