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
Merge remote-tracking branch 'upstream/master'