v3.1.0

db90a03 bump: version 3.1.0
225ae87 bugfix: fix issue in which plugin registration fails to register cycled plugin
3246599 bugfix: dont record latency metrics if there is no start time for the request
6d139c8 ci: update jenkins config
5ee5837 update: use intermediary context off of sanic request object for changes in sanic 19.9+
b277659 test: run tests in verbose mode, fix fmt and deps envs to specify a basepython
32a48a9 deps: update project dependencies, including sanic
16cff14 maintenance: add CODEOWNERS file
cde8ddb ci: fix typo in chartreleaser config
63a5728 ci: update ci-shared target ref to latest release
f6977bf ci: update ci-shared target ref
319aa4e ci: add chart-releaser file to automate helm chart updates on new release
f3992e0 ci: update Jenkins config to use shared pipeline
abfce8a ci: update lint stage to use py38
7547a49 ci: remove support for py36
5a0e4a5 ci: setup basic github actions for project
af3aab7 update: fix cli options for new version of isort