Extract SinkManager from MessageRouter

Signed-off-by: John Tuley <jtuley@pivotallabs.com>
SinkManager extraction and refactoring

Signed-off-by: John Tuley <jtuley@pivotallabs.com>
Refactor HttpServer into WebSocketServer

Signed-off-by: Jared Carroll <jcarroll@pivotallabs.com>
Introduce Ginkgo specs

Signed-off-by: Jared Carroll <jcarroll@pivotallabs.com>
Go fmt

Signed-off-by: Jared Carroll <jcarroll@pivotallabs.com>