SERVER-8192 port btree key generation tests to a new unit test
SERVER-13425 migrate sharding jstest suite to use write commands api
SERVER-13638: remove unneeded NamespaceDetails includes
SERVER-13638: moving some NamespaceDetails magic writing to explicit
SERVER-13639: move dur code into mmap1 directory as its implementation specific
SERVER-13638: NamespaceDetails now only modified via methods from RecordStore
SERVER-13639: change mmap1 to mmap_v1
SERVER-13588 Fix regression in supression of startup warning when unauthorized
Merge remote-tracking branch 'upstream/master'