Logging reduction in PeerImp
Avoid disk I/O when data 'moves' in a SHAMap
Disable retrieving full state trees for non-admins.
Add ledger_data command to get full ledgers in pieces
Check the node store for transaction nodes with metadata
Add 'MemoData' field
Limit how many reads we defer to avoid overflowing the cache
[FOLD] Cleanup VotableInteger class, remove unused duplicate
[FOLD] Remove obsolete function and move to std functions
[FOLD] Fix typos
[FOLD] Make isMemoOkay a free function
[FOLD] Sanitize error returns
Move MultiSocket, RippleSSLContext to common module
Refactoring beast::asio:
* New tools for completion handlers:
  - shared_handler manages any completion handler.
  - make_wrapped provides io_service execution guarantees.
* Removed obsolete classes and functions
  - AbstractHandler
  - ComposedAsyncOperation
  - SharedFunction
  - SharedHandler
  - SharedHandlerAllocator
  - SharedHandlerPtr
  - SharedHandlerType
  - wrapHandler
Remove SocketBase, tidy PrefilledReadStream