qbit/core/src/main/java/io/advantageous/qbit/reakt/Reakt.java
public static <T> Callback<T> convertPromise(final Reactor reactor, final Promise<T> promise) {
        return convertPromiseToCallback(promise, reactor.callbackBuilder());
    }
public static <T> Callback<T> convertPromise(final Reactor reactor, final Promise<T> promise) {
        return convertPromiseToCallback(promise, reactor.callbackBuilder());
    }
Converts a Reakt promise into a QBit callback.
Reactor is used to manage timeouts and ensure callback happens on same thread as caller.

@param reactor QBit reactor
@param promise reakt promise
@param <T>     type of promise
@return new QBit callback that wraps promise.