Add a notification type and a simple handler
Add tests for notification type
Stub implementation for handling new tips
Helper for converting on disk objects
Refactor to export object_root
--watch-fs flag to dump to network
Add a watcher and (awful) tests for it
install watchdog
I'll write my own FS wrapper. With blackjack. And hookers.

And also syncronous operations, like the FSM intended.
Nasty heuristic to dodge tempfiles on linux
Refactor around new fs_watcher api
Experimental attempt to notify peers of new objects
Merge branch 'master' into features/notification_type
Refactor integration fixture
Refactor watchers to implement a smarter sync api
Don't attempt to validate for now
Fix invalid type on Notification's wire format
Fix various initializer invocations
Convert paths to objectnames before trying to use them
Make a note of a sketchy decision