Add file size to bfs_client ls
Add file size to bfs_client ls

linyvxiang/dfs,yvxiang/coverage_for_bfs,linyvxiang/dfs,myawan/bfs-1,bluebore/bfs,bluebore/bfs,baidu/bfs,bluebore/dfs,myawan/bfs-1,lylei/dfs,yvxiang/coverage_for_bfs,lylei/dfs,bluebore/dfs,lylei/dfs,yvxiang/coverage_for_bfs,bluebore/dfs,yvxiang/dfs,linyvxiang/dfs,lylei/dfs,baidu/bfs,bluebore/bfs,yvxiang/coverage_for_bfs,myawan/bfs-1,yvxiang/dfs,baidu/bfs,yvxiang/dfs,myawan/bfs-1,yvxiang/dfs,baidu/bfs