R1:3a39b01233db

Add "RepositoryStatusMessage" and detailed information about initilization

Summary:
`RepositoryStatusMessage` is basically a key/value table associated with a repository that I'm using to let the daemons store the most recent event of a given type, so we can easily show it on the status dashboard. I think this will be a lot easier for users to figure out than digging through logfiles.

I'm also going to write the "this needs a pull" status here eventually, for reducing the time lapse between pushes and…