Reduce idle cpu usage on my main machine from 17% to 1%. Made SWIM gossip more lazy. Co-authored-by: Zachery Aaron Shores-Chmielewski <zacheryasc@gmail.com> Co-committed-by: Zachery Aaron Shores-Chmielewski <zacheryasc@gmail.com>
Improve the runtime, increase test coverage, add new actor types for monitoring and supervision to an `std` crate.
