Issue #11 fixed. Also jbuilder templates of list-view generator uid=1000(lxsameer) gid=1000(lxsameer) groups=1000(lxsameer),0(root),24(cdrom),25(floppy),29(audio),30(dip),44(video),46(plugdev),111(fuse),125(netdev) field fixed to support mongoid object_id too