Remove some dead code and make sure we get full mutexes.
Added AbstractHandler, WrapHandler. HTTPClient Fixes.
Add LockFreeStack::empty
Add AgedHistory.h
Add SharedData::ConstAccess
Remove LockFreeStack::size
Fix invoked_type type reference
Fix is_continuation for boost version
Use boost for functional when the config is set
Add ServiceQueue
Update Validators for ServiceQueue