Release v3.1.0 · aws/aws-sdk-js-v3

clients:
- retain structure members' iteration order (#1838) (aa396a00)
- remove clientName and commandName logging from Command (#1787) (04d9cf26)
docs: use bug and needs-triage labels (#1818) (dd04fa37)
deps: [security] bump node-notifier from 8.0.0 to 8.0.1 (#1815) (d4cb977c)
remove httpHeaders from metadata (#1811) (960c89e2)

credential-provider-node: use credential_process from profile (#1773) (842e2a01)
standardize user agent value (#1775) (388b1807)
cucumber: use waiters in integration tests (#1792) (e151aee1)
middleware-logger: log clientName, commandName, input, output (#1788) (4f9e56f1)

clients:
- default region and credential provider (#1834) (bc79ab5f)
- use signing name from auth sigv4 trait (#1835) (e539302f)
- update endpoint provider (#1824) (64d22105)
- remove retry headers for several services (#1789) (fc98d2d8)
- populate sdkId in serviceId and default to use arnNamespace as signingName (#1786) (0011af27)
util-waiter: fix compiling error with waiter (#1812) (ca1f0d6f)
middleware-user-agent: add middleware to final step of build (#1833) (e7dce39e)
codegen: strip names from enums (#1837) (0711503c)
log requestId, extendedRequestId, cfId in $metadata (#1819) (f2a47e80)
lib-storage: cleanup stream listeners to prevent memory leak (3d366825)
signature-v4: add secrets to signing key cache key (#1776) (8785ad47)

Provide feedback