dereplicate filer post request & support filer get request with raw fileId
dereplicate filer post request & support filer get request with raw fileId

chrislusf/seaweedfs,hxiaodon/seaweedfs,k85169336/seaweedfs,chrislusf/seaweedfs,chrislusf/seaweedfs,chrislusf/seaweedfs,k85169336/seaweedfs,hxiaodon/seaweedfs