Bump version 2.7.0
Start new work on worker exception for zmq
Merge pull request #61 from localshred/zmq_server_retry

Start new zmq worker on worker exception
Bump version 2.7.1
Log stats before and after request dispatching. Add trace_id to stat output for pairing pre/post request logs.
Merge pull request #62 from localshred/log_stats

Log stats before/after request dispatching with trace_id
Bump version 2.7.2
Fix rubygems source to use https in Gemfile
Use service#method_name instead of deprecated #rpc
Make Service#request a public method for respondability
Fix the benchmark rake tasks
Fix zmq/socket stub server usage
Remove cli log debug test (stdout pollution in specs)