task: Drop files lock stub

It's implemented in write_flock() routine.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
todo: Mention not yet converted objects

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
task: Add fixmes for read_core_data

I need to remember which objects are not yet
read right in code.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
files: Add fixme about deleted files

We hande ghost files at moment, still there
might be more complex cases which are to
be resolved.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>