SERVER-14378: make DBClientWithCommands::exist not use system.namespaces
SERVER-1153: fix reverseIterator for heap record store
SERVER-1153: implement base of HeapRecordStore::setCustomOption
SERVER-13635: move mmap_v1 specific tests and make other generic
SERVER-13635: remove old comment
SERVER-13635: make some capped test not use system.
SERVER-13635: making more js tests work for generic storage engine
SERVER-14378: make reIndex not use system.indexes
SERVER-1153: fix heap1 handling of large keys
SERVER-13635: make insert test not rely on padding
SERVER-13635: fix index insert code on update
SERVER-14378: fix reIndex use of new catalog api
SERVER-14378: backup/restore role needs listCollections