closes #325, fix auth on purge oplog thread
Merge branch 'bugs/325'
Refs Tokutek/ft-engine#40 Rename c_restrict_to_range to c_set_bounds, delete c_pre_acquire_range_lock
Merge branch '6712'
closes #328, remove erroneous parameter from requestHeartbeat that was setting checkData to true, thereby causing heartbeats to grab a global read lock. This caused heartbeats to stall during initial sync, because the cloner does not yield the db write lock.
Merge branch 'bugs/328b'
closes #329, remove state change in initial sync
Merge branch 'bugs/329'
fixed SConscript to append tokulibs to env libs #332
Merge branch 'libs'
Fixes #331 Close on error in the IndexDetails constructor
Merge branch 'master' into loader

Conflicts:
	src/mongo/db/index.cpp