added Safe.DispatchEvent() a legacy equivalent for '?.Invoke()' added Safe.Dispose(IEnumerable) added PromiseExtensions.CancellationPoint to add a cancellation point to the chain of promises added IPromise<T> PromiseExtensions.Then<T>(this IPromise<T> that, Action<T> success) overloads added PromiseExtensions.Error() overloads to handle a error or(and) a cancellation

namespace Implab.Formats.JSON {
    /// <summary>
    /// internal
    /// </summary>
    enum JSONElementContext {
        None,
        Object,
        Array,
        Closed
    }
}