add back benchmark tasks
add back benchmark tasks

lookout/protobuffy,zanker/protobuf,lookout/protobuffy,localshred/protobuf,ruby-protobuf/protobuf,ruby-protobuf/protobuf,film42/protobuf,zanker/protobuf,quixoten/protobuf,brianstien/protobuf,localshred/protobuf,film42/protobuf,brianstien/protobuf,quixoten/protobuf