Add offlineDiskPhysically; fix totalFileDel in report; fix Unspc handling; add FLSelector framework; add watch interface; add FLSelector to create (just test).
Add offlineDevicePhysically and flSelectorWatch to IMetaStoreClient; fix table column rename bug on primary keys;
Fix the hash key parsing bug.
Fix the level not update bug in FLSelector framework.
Fix RepThread exit bug in SiChuan; fix concurrent modification exception in printWatcher().
Fix TimerThread exit bug; add fid to close_file log.
Remove redundent getDevice calling in parseDevices.
review code in ThriftRPC, do some changing; implement some method in RawStoreImp used by ThriftRPC
Fix leaking SFL deletion msgs.
add msg producer in newms and consumer in oldms; oldms get file from newms through rpc, then persist it, not tested yet
merge with origin/macan
Merge remote-tracking branch 'origin/newms_zy' into newms_zqh
merge newms and old ms diskmanager.