Do Device object persistent on receiving reports.
Workable create_file implementation, recv MetaStoreClient's request and write objects to database through JDO.
Add DM Clean/Rep thread to handle file close/rm_physical.
Interact with DService, file replication and deletion is working now
Fix NullPointer bugs in node invalidation; and add MDataCenter table.
Fix concurrent bugs in DiskManager.
Add find_best_node and fix long del reply bug.
Commit Partition/Subpartition DDL.
Merge from Master branch
Add timer triggered under/over/lingering file detection.
Add untracked files
Merge eclipse cleanups from master branch.
create new workspace
Update lastRptTs on each report.
Merge branch:{macan and zjw} for 5.2x Test
RPC first version defined
Merge branch {zjw:2c87a3} and resolve conflicts
create index modifed completed
Add partition-file relation list to Partition, and change some RawStore APIs: ObjectStore.getPartition/alterPartition/...
Merge zjw:0536f9 for index rpc fixing