added changes to support multiple binlogEventMapper + added DefaultBinlogEventMapper + moved ORToAvroMapper from sample-relay
added file appender for logs + added schema for person to be used with defaultBinLogEventMapper + changed config to support multiple binlogEventMapper
adding schema field to mapBinLogEvent in binLogEventMapper interface
Merge branch 'clustered_clients' into fkpg
upgraded open-replicator version
excluding older open replicator version
excluding open replicator version from databus2-relay-impl
Merge branch 'fkpg'