feat(storage): do not restrict the container type

In Python, container is a concept, not a specific type.  The original
implementation limit the container to list, while this change allow you
to use other containers, like tuple, to supply as a sequence of the
message IDs.

Change-Id: I347e764ed0e965f17aa49f3e80f2f100ba8ba495
Merge "feat(storage): do not restrict the container type"