An incremental release of Go kit. With contributions from @Ayiga, @basvanbeek, @ChrisHines, @eblanchette, @ifraixedes, @jygastaud, @LennartOlsen, @peterbourgon, and @xmattstrongx. Thanks, contributors!

Bug fixes

• util/conn: fix Manager behavior when initial Dial fails (#293)
• Fixes tracking changes to OpenTracing (#330, #315, #314, #311, #306)
• Fixes and improvements to package etcd tests (#329)

Enhancements

• Simple sync log (#327)
• Do not log "SpanContext not found in Extract carrier" (#316)
• Improvements to transports and contexts, especially gRPC (#303)
• sd etcd register/deregister implementation (#299)

Documentation

• Some small fixes on Profilesvc example (#318)
• Adding testable example documention (#317)
• Removed url.QueryEscape from the make*Endpoint functions (#309)
• Fix typos (#307)
• Update documentation throughout the project (#301)
• Update client.go concatEndpoint (#297)
• examples/addsvc: recompile protobufs (#296)