don't try to output to None #648
Merge branch 'bugfixes/tokumx-1.3'
fixed buildbot usage of --smoke-auth to --smokeauth #648
fixed buildbot smoke auth invocation #648
refs #660, make an alternate fix to SERVER-9283
Merge branch 'bugfixes/tokumx-1.3'
kill old servers harder with buildbot #648
refs #645, add information on status of purge Oplog thread to
rs.status(). New fields nextPurgedGTID and nextPurgedTS added
Merge branch 'bugfixes/tokumx-1.3'
refs #658, change default of expireOplogDays to 14
Merge branch 'bugfixes/tokumx-1.3'
refs #645, add loops_run during a hot optimize of the oplog and log at level 2
Merge branch 'bugfixes/tokumx-1.3'
refs #667 Ensure that setParameter succeeds when setting lockTimeout
Merge branch 'bugfixes/tokumx-1.3'
refs #669 Add a hacked path for removing by _id. Add a test that
verifies separate threads can delete adjacent _id index keys without
conflict.
fixed path to upgrade the indexes for system.users #673 #674

This makes sure we correctly serialize the index metadata on upgrade of
the index for system.users, and adds code to fix collections corrupted by
startup, to fix #674.
misc cleanup while investigating #673 and #674
added a test for #673 and #674

fixes #673
fixes #674
Merge pull request #676 from Tokutek/bugs/672

merge fixes for system.users index upgrade path