Fixed some bugs in archivefs.  - Mode must indicate both a file and directory.  - Cannot use getsyspath() within _delegate() without recursing infinitely.
Fixed some bugs in archivefs.
 - Mode must indicate both a file and directory.
 - Cannot use getsyspath() within _delegate() without recursing infinitely.


Konubinix/pyfilesystem,PyFilesystem/pyfilesystem,pombreda/pyfilesystem,pmitros/pyfs,pmitros/pyfs,piranna/pyfilesystem,zopyx/pyfilesystem,flying-circus/pyfilesystem