Merge pull request Bears-R-Us#1055 from Bears-R-Us/sum-precision

Bears-R-Us#964 Fix sum precision for real this time

Issue 1005 file io refactor (Bears-R-Us#1007)

* Issue Bears-R-Us#1005: This inverts the dependency between GenSymIO to HDF5 & Parquet
HDF5 related code was moved to its own module like Parquet.  They now
both depend on GenSymIO so they can become optional build modules with
respect to the modular build changes.

* Issue Bears-R-Us#1005: Removing self referential  'use Parquet' from Parquet module

* Issue Bears-R-Us#1005: Renaming GenHDF5IO to HDF5Msg based on PR feedback.

* Issue Bears-R-Us#1005: Updates to handle optional Parquet support as part
of IO refactor.  Renamed Parquet -> ParquetMsg and applied
other changes suggested in PR feedback.

* Moving arrow versioning from ServerConfig to ParquetMsg and adding
ability to update config string.

* Issued Bears-R-Us#1005: Fixing chapel based unit tests with respect to
Parquet support.

* Issue Bears-R-Us#1005: Final removal of hasParquetSupport compiler flag.
This is now completely handled by env var and ServerModules.cfg

Issue 1005 file io refactor (Bears-R-Us#1007)

* Issue Bears-R-Us#1005: This inverts the dependency between GenSymIO to HDF5 & Parquet
HDF5 related code was moved to its own module like Parquet.  They now
both depend on GenSymIO so they can become optional build modules with
respect to the modular build changes.

* Issue Bears-R-Us#1005: Removing self referential  'use Parquet' from Parquet module

* Issue Bears-R-Us#1005: Renaming GenHDF5IO to HDF5Msg based on PR feedback.

* Issue Bears-R-Us#1005: Updates to handle optional Parquet support as part
of IO refactor.  Renamed Parquet -> ParquetMsg and applied
other changes suggested in PR feedback.

* Moving arrow versioning from ServerConfig to ParquetMsg and adding
ability to update config string.

* Issued Bears-R-Us#1005: Fixing chapel based unit tests with respect to
Parquet support.

* Issue Bears-R-Us#1005: Final removal of hasParquetSupport compiler flag.
This is now completely handled by env var and ServerModules.cfg

Merge pull request Bears-R-Us#988 from Bears-R-Us/chapel-sort

Closes Bears-R-Us#984 Add `twoArrayRadixSort` as a runtime choice

Merge pull request Bears-R-Us#958 from pierce314159/957_mimic_re

Closes Bears-R-Us#957: Mimic `re` library functionality applied to SegStrings

Merge pull request Bears-R-Us#949 from ronawho/fix-llls-early-return

Fix early return in lowLevelLocalizingSlice init

Merge pull request Bears-R-Us#942 from glitch/939-regexDeprecation

Closes Bears-R-Us#939 : Adds compatability layer for Regex vs. Regexp to remove

Merge pull request Bears-R-Us#935 from ronawho/set-memThreshold

Avoid tracking small allocations by setting `memThreshold`

Merge pull request Bears-R-Us#896 from glitch/887-derive-offsets

Closes Bears-R-Us#887 : Implements an option to derive SegString offsets/segments array

Merge pull request Bears-R-Us#893 from ronawho/opt-array-transfer-copies

Further reduce the number of copies for client-server array transfers