update readme.
update ReadMe, Todos.
Merge branch 'devs'
Generate attachedFiles model and controller.
set a first version of the model files for upload...
remove the file helper.
comment into attachedFiles controller.
Merge branch 'devs'
add comment into attachedFile model
Merge branch 'devs'
rake doc app.
rename attachment_file controller to file_manager.
cleanup.
test cleanup
Merge branch 'devs'
update rake doc:app.