Fix ServiceConfig json Interfaces mapping
Fix ServiceConfig json Interfaces mapping

interface => interfaces

joyent/containerpilot,benoittoulme/containerpilot,justenwalker/containerbuddy,flyinprogrammer/containerpilot,benoittoulme/containerpilot,benoittoulme/containerpilot,joyent/containerpilot,joyent/containerpilot,flyinprogrammer/containerpilot,justenwalker/containerpilot,justenwalker/containerpilot,tgross/containerbuddy,justenwalker/containerbuddy,joyent/containerbuddy,tgross/containerbuddy,joyent/containerbuddy