Allow negative relative expirations in DeadlineTimer
Fine tune UnsignedInteger declaration
Better random number facilities in UnitTest
Add Time::isNull()
Tidy up UnsignedInteger
Update .gitignore
Add support for multiprecision integer arithmetic and binary data encoding
Fix UnsignedInteger::isZero
Fix undefined behavior in UnsignedIntegerCalc
Fix DeadlineTimer, callback while holding lock
Fix undefined behavior in UnsignedIntegerCalc (again)
Add LockFreeStack iterators
SharedFunction improvements
Journal improvements
Use new instead of ::new for placement
Rename to DeadlineTimer::cancel()
Fix leak on exit from Singleton dependency cycle
Tidy up SharedSingleton doc comments
Fix SharedSingleton to use memoryBarrier
Temporarily leave sqlite3 in whatever threading mode it was already in.