V0.1

o Automatic database creation.                          [ ]
o Default database directory overriding                 [X]
o Mount the VFS.                                        [X]
    >tmsu mount SOMEDIR
o Unmount the VFS.                                      [X]
    >tmsu unmount SOMEDIR
o Add files to the VFS.                                 [X]
    >tmsu add REALFILE...
o Remove files from the VFS.                            [X]
    >tmsu remove REALFILE...
o Add one or more tags to a file.                       [X]
    >tmsu tag REALFILE tag...
o Remove one or more tags from a file.                  [X]
    >tmsu untag REALFILE TAG...
o List all tags                                         [X]
    >tmsu tags
o List tags for a particular file.                      [X]
    >tmsu tags REALFILE...
o View files for single tag.                            [X]
    >ls mountpoint/tags/tag1
o View files with multiple tags
    >ls mountpoint/tags/tag1/tag2/...
o View untagged files.                                  [ ]
    >ls untagged
o Rename tag.                                           [X]
    >tmsu rename OLD NEW
o Rename tag (merge with existing)                      [X]
    >tmsu rename OLD NEW
o Database import/export

V0.2

o Duplicate file handling.                              [ ]
    TODO
o Clean command.                                        [ ]
    >tmsu cleanup

o View files for multiple tags (OR operation).          [ ]
    >cd tags/tag1+tag2+tag3

V0.3

o Custom views                                          [ ]
    >tmsu view somename "(tag1 or tag2) and tag3"; ls views/somename
