ENG-6428: make persistent binary deck clean empty segments, tests and refactor.
(cherry picked from commit 0d1c938a38f34381cdb244c2a34546c5b33e983c)
ENG-6438 ignore currentSpHandle in TupleStreamWrapper periodicFlush
(cherry picked from commit 02a978c6291498516d48167f2afe2cec69fbf489)
ENG-6438 addressed eecheck build failure
(cherry picked from commit d18a1ad2f43c6c1077815c49867f8a060f53aa3e)
Backport ENG-6533 fix:

ENG-6533: When we upgrade the initial catalog, use the bytes from the
upgraded catalog to create the node's CatalogContext, not the
pre-upgraded bytes.

ENG-6533: Cleanup, remove unused argument from
loadAndUpgradeCatalogFromJar.

squashed:
git cherry-pick 77f56cee87af5d068593893245c92c8e5ce41c75
git cherry-pick 6afe6ea0114886a216c7345237a9c555713df917

Fix import issue.
Set version V4.4.1.
ENG-6534: backport export fixes.
For ENG-6431, when syncing export USOs during rejoin, make sure to extend the buffer chain to get the current stream block to contain the correct USO
(cherry picked from commit a0cf59c699ff50e171bb9ee98971dbffb050dbdd)
ENG-6438 during replay don't advance txnego in handleCompleteTransaction
(cherry picked from commit 1b4b0313a1a84c1dc5524a204637e21cc22f9343)
ENG-6462: Fix up some bad indentation
ENG-6462: Get the schema modification type setting in through the
deployment file.  Test both polarities and default.
ENG-6462: Add test verifying that changing the schema update method is
blacklisted from runtime updates.
ENG-6462: Take the coward's way out: give the AsyncCompilerAgent all
the info and let it make the decisions after it has done DDL parsing.

Write some basic tests that cover most cases.  Make tests that depend on
using adhoc DDL set the config switch properly
Merge pull request #1480 from VoltDB/eng6462

Eng6462: Add deployment switch to chose schema update mechanism (UAC or DDL)
r=wweiss
ENG-6576: demote logs
make all debug
Merge pull request #1485 from VoltDB/ENG-6576

ENG-6576: demote logs
Merge branch 'release-4.4.x'

Conflicts:
	src/ee/storage/TupleStreamWrapper.h
	src/frontend/org/voltdb/Inits.java
	src/frontend/org/voltdb/compiler/AsyncCompilerAgentHelper.java
	src/frontend/org/voltdb/export/ExportDataSource.java
	src/frontend/org/voltdb/utils/PBDSegment.java
Merge branch 'master' into ENG-5949-EE-Component