supertest 6.3.0 on Node.js Yarn

fix: lint package.json, added files array 20adbc1
Merge pull request #793 from lamweili/feat/http2 22b89b6
Merge pull request #795 from lamweili/code-coverage a225e95
Merge pull request #794 from lamweili/migrate-cov fa129dc
test(#767): 100% code coverage 9c5bd92
ci: migrated code coverage from coveralls to codecov 46e6feb
feat: supports http2 da57804
Merge pull request #767 from alexandre-abrioux/expect-stacktrace e064b5a
Merge pull request #774 from jmccure/update-promise-example-readme ba4b43b
Merge pull request #792 from lamweili/refactor/test b8c2e29
ci: added ci da1e842
refactor(test): do not hardcode any ports, use ephemeral ports 8847310
refactor(test): do not have both s and server, renamed to server for consistency c1c4402
test: 100% test coverage 8bf4c14
refactor(TestAgent): removed the host param when creating Test object 1c8930d
feat(TestAgent): decoupled TestAgent and superagent's Agent to support more than ca, key, cert 5e23869
fix(TestAgent): attach cookies to agent after plugin is used 6d9b9cb
Update promise example to work with Mocha 5862fe6
fix: add stacktrace to failed expect function call 3dba4e9
test: add failing test b24da85