Commits
Merge pull request #188 in HDF5VOL/daos-vol from ~NFORTNE2/daos-vol:master to master * commit 'e4e62edeba9d4dad1dd9f27b49fb6cfeb221d365': Various fixes: Remove unnecessary async ordering in serial execution. Fix collective semantics in various places. Fix bug that could cause hard links to be created out of order. Update vol test submodule.