Bump excon from 0.66.0 to 0.71.0

[dependabot[bot]]

Bumps excon from 0.66.0 to 0.71.0.

Changelog

Sourced from excon's changelog.

0.71.0 2019-12-12

fix for leftover data with interrupted persistent connections

0.70.0 2019-12-02

Update bundled certificates

0.69.1 2019-11-21

Fix mistake in proxy connection error handling

0.69.0 2019-11-21

Raise better proxy connection errors

0.68.0 2019-10-25

Updated bundled certs

0.67.0 2019-09-24

Properly redact user/pass info from proxy credentials Update bundled certs

Commits

• 1149d44 v0.71.0
• ccb57d7 fix for leftover data with interrupted persistent connections
• f8de8cf v0.70.0
• 93f4a21 v0.69.1
• e89bbb7 Merge pull request #709 from jasquat/fix_response_status_check
• 5647437 fixed response status check when making a request with a valid proxy is set
• f769176 v0.69.0
• 20c0748 define ProxyConnectionError
• f44106a raise on failed proxy connect
• d7ed5fe be thorough in unsubscribing to notifications in instrumentation tests
• Additional commits viewable in compare view

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