Delete the unused methods from Continue
Delete the Continue newtype wrapper
Move Continue out to General.Concurrent now it only contains Fence
Generalise Fence to not require an Exception value
Move the concurrency primitives from General.Base to General.Concurrent
Add a new header comment in Base
Remove an unused instance
Move some Database query functions into the right place
Fix some comments on the Ops data type
Remove evalRAW from the Monad, was unused