Now all incoming shares need to be explicitly accepted before being able
to use the shared file or get information about a reshare (although
getting the information of the incoming share is possible before
accepting it).
Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>
This makes possible to use steps that reference the last share, which
will be needed to accept pending shares.
Signed-off-by: Daniel Calviño Sánchez <danxuliu@gmail.com>