AVRO-511. tool.rb for ruby impl. merge from trunk
AVRO-511. tool.rb for ruby impl. merge from trunk


git-svn-id: 233bdd24917e43e666b2ac8b4315b57cfcb8c6f9@951281 13f79535-47bb-0310-9956-ffa450edef68

peterholc/avro,peterholc/avro,mgaffney/avro,mgaffney/avro,mgaffney/avro,peterholc/avro,mgaffney/avro,peterholc/avro,mgaffney/avro,mgaffney/avro,peterholc/avro,peterholc/avro