Bump ripple-lib version
Merge pull request #167 from wltsmrz/develop

Bump ripple-lib version
Added AbstractHandler, WrapHandler. HTTPClient Fixes.
Add LockFreeStack::empty
Add ServiceQueue
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
[WIP] Validators update for Servicequeue
[WIP] Validators
[WIP] Validators
[WIP] ServiceQueueTiming
[WIP] ServiceQueue
[WIP] ServiceQueueAllocatorArena