Use file coordination for the state
Use file coordination for the state

Ensures we have mutual exclusion when reading the state, because other processes may be writing an update too.

EdZava/Squirrel.Mac,emiscience/Squirrel.Mac,emiscience/Squirrel.Mac,Squirrel/Squirrel.Mac,Squirrel/Squirrel.Mac,emiscience/Squirrel.Mac,EdZava/Squirrel.Mac,EdZava/Squirrel.Mac,Squirrel/Squirrel.Mac