Start of a loopback fuse impl. O_APPEND seems to be broken
The default for bazil.org/fuse is to use OpenDirectIO, which breaks many things on OSX, including O_APPEND
Cleanups
Start of the dependency tracker
Use FSFilter to ignore requests that do not match our pgid. Add NewNode() and NewHandle() as factory methods to be used by LoopbackFS to create Tracker structs
Start work on the Tracker API