[CHORE] Add ripple-rest-client package.
[CHORE] Add ripple-rest-client package.

whotooktwarden/gatewayd,crazyquark/gatewayd,whotooktwarden/gatewayd,Parkjeahwan/awegeeks,Parkjeahwan/awegeeks,xdv/gatewayd,xdv/gatewayd,zealord/gatewayd,zealord/gatewayd,crazyquark/gatewayd