Merge pull request #10 from Sawchord/master

Remove extern crate declarations that are unnecessary in Rust 2018

Change edition to 2018 and fix try macros to `?` and `use`.

Clean up and reformat latency benchmark

Update Context crate to version 2 and add unsafe blocks where needed

Update Crates (except Context) to newest Version

Merge pull request #9 from jxub/jxub

update code for rust 1.30.1

Merge pull request #7 from quarthex/master

chore: adapt to slab 0.4.0

Merge pull request #3 from tekjar/sync_sender

let channel queues become full

reset before try_send

remove sleeps from mpsc tests & use channel for synchronization

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