ENG-4284: add conversion between TIMESTAMP and VARCHAR using standard library, supported format: YYYY-MM-DD HH:MM:SS.XXXXXX.
Merge branch 'master' into ENG-4284
ENG-5128: Handle intermediate tokens in ElasticHashinator.equals().
voltkvqa: really exit when no connections remain
Updates to Hello World README based on review feedback.
For ENG-5414 in HTTP client interface use external interface
For ENG-5414, oops previous commit was incomplete
Fix table union in VoltTableUtil by resetting the row posistion before unioning
the rows.
ENG-4284 casts between timestamp and varchar
Merge branch 'master' into ENG-5396-limit-join
ENG-5396 back out recent plan corruption regression.
Merge pull request #902 from VoltDB/ENG-5128

ENG-5128: Handle intermediate tokens in ElasticHashinator.equals().
Merge pull request #904 from VoltDB/ENG-5414

Eng 5414 Use external interface in JSON interface
Merge remote-tracking branch 'VoltDB/ENG-5396-limit-join' into ENG-451-self-join-master-merge
Merge remote-tracking branch 'VoltDB/ENG-4284' into ENG-451-self-join-master-merge
Merge remote-tracking branch 'VoltDB/master' into ENG-451-self-join-master-merge