logging QSOs

A user provides QSO details in: Here's what happens when a user enters a QSO:

qsoFlow.png

In summary the QSO is:

When a node receives a QSO, it is added to its own QsoStore and appended to its qsoJournal.json file.

This works nicely for all the nodes currently in the swarm, however nodes can come and go. When I node joins the swarm, such added nodes will have missed updates.

fdswarm.model.Qso