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Move to Text for storing the responses
Replace an MVar with a Lock
Switch an MVar to a Var
Add a cached variant of Var
Ensure that viewing the dashboard never blocks by using a cached var
Add some registerMaster/forkSlave stuff to make sure exceptions don't get lost
Add a delayed cache implementation
Switch to using the delayed cache
Remove the current directory lock, now all operations are done in serial
Abstract out the function that computes the initial state
Better messages around starting the serever
Remove withServerDir, now its unnecessary
Whitespace only