Revert "SERVER-16002 SERVER-16369 Cluster / standalone auth tests."

This reverts commit 11b2d7b6051766674c2d66c86d9f23d0befdee09.
Revert "SERVER-16196 Enable execution of workloads against standalone mongod."

This reverts commit 113fb30b65cded6ece1160c962d64fa232440b7d.

Will re-enable the tests once memory overhead issues with the
mongo shell are resolved.
SERVER-16320 disable 2_test_launching_cluster.js until 2.6.6 is released
Revert "SERVER-16119: faster WT shutdown race avoidance"

This reverts commit fe363010e4b2b953c9876608861c02df4c8662ec, which stalls
WT parallel tests.
SERVER-16067: Partition intent locks in the lock manager
SERVER-16389 Clean up behavior of shutdown command waiting for replication
SERVER-15826 convertToCapped doesn't need to take a global lock
Import wiredtiger-wiredtiger-2.4.0-501-gcaa5e82.tar.gz from wiredtiger branch mongodb-2.8
Remove dead code from bgsync.
SERVER-16397 Throttle migration rate in mr_during_migrate.js
SERVER-16328 Get rid of commitsInWriteLock/earlyCommits MMAP V1 stats

No longer relevant with the introduction of the flush lock.
SERVER-14062 Add OperationContext argument to RangeDeleter
SERVER-16233 added WiredTigerIndex::generateCreateString to construct configuration strings for index creation
SERVER-16233 storage engine factories support index options validation
SERVER-16233 common function to validate both collection and index storage options
SERVER-16233 validate storage engine options at index creation
SERVER-16391 archor primary in replset tests, or make agnostic to primary node
SERVER-16362: Defer audit doc creation and redaction until we have to log it.