removed internal designation from ddpMessageHandler
removed internal designation from ddpMessageHandler

Duckr/SwiftDDP,siegesmund/SwiftDDP,siegesmund/RealmMeteor,Duckr/SwiftDDP,infinitedg/SwiftDDP,mjgaylord/SwiftDDP,mjgaylord/SwiftDDP,siegesmund/RealmMeteor,siegesmund/SwiftDDP,infinitedg/SwiftDDP