Merge pull request #127 from vansante/skip-immediate-progress Do not immediately send progress event on send

Merge pull request #126 from vansante/new-test Add test: TestRunner_sendRoot

Merge pull request #123 from vansante/filter-snapshots Filter jobs to explicitly not include snapshot datasets

Merge pull request #121 from vansante/allow-dash Allow dashes in zfs identifiers

Merge pull request #120 from vansante/fix-empty-dataset Make runner work with empty parent dataset

Merge pull request #119 from vansante/dataset-exists Handle dataset exists errors when making a new snapshot and return 409

Merge pull request #118 from vansante/data-race Fix datarace on reader counter

Merge pull request #117 from vansante/err-evt Send error event when sending ZFS fails

Merge pull request #116 from vansante/warn-query-datasets When datasets cannot be queried because of missing parent dataset or zpool suspended, warn instead of error

Merge pull request #115 from vansante/add-suspend-err Add pool I/O suspended error