Switch to Airlift Threads class
Fix thread naming for single threaded executors
Fix warnings in HiveClient
Replace instanceof with checkType in Hive connector
Refactor formatting for SortItem
Add formatting for every statement type
Move parser utility classes out of tree package
Categorize bad data errors in Hive connector
Categorize illegal arguments to date parsing functions
Add error code for "no nodes available" error
Add toString to HiveBucket
Move error code tests to SPI
Add additional tests for StandardErrorCode
Add validation to ErrorCode
Finish properly parameterizing TupleDomain
Categorize remote task errors

This includes http 500 from workers, which is frequently returned if
they're in the process of shutting down.
Suppress exceptions closing record reader when handling an exception
Add release notes for 0.67
[maven-release-plugin] prepare release 0.67
[maven-release-plugin] prepare for next development iteration