Update restify requirement to ^7.0.0

[dependabot-preview]

Updates the requirements on restify to permit the latest version.

Changelog

Sourced from restify's changelog.

7.0.0 (2018-03-20)

Features

• server: new router and middleware system (#1561) (1161370b)

Breaking Changes

• Server returns RequestCloseError instead of RequestAbortedError
• Non-strict routing is gone
• Different RegExp usage in router path and wildcards
• Remove already deprecated next.ifError
• Disable DTrace probes by default
• Change in calling next multiple times
• Router versioning and content type as a separate plugin: conditionalHandler
• After event fires when both request is flushed and the last handler is finished
• Metrics plugin latency logic changes and new latencies were added

For more info see the /guides/6to7guide.md.
(1161370b)

• dropping support below Node.js 4
  (0698f45c)

6.4.0 (2018-03-20)

Bug Fixes

• server should fire not acceptable event (#1627) (8b11b71b)
• send numbers or bools as payloads (#1609) (0919f26d)
• Allow multiple unmerged set-cookie headers. (#1570) (df040154)
• add support for secureOptions in createServer (#1575) (656e60e0)
• use Buffer.isBuffer instead of util.isBuffer. (#1593) (35bd1c2b)
• jsonBodyParser: fix percent sign causing server fail (#1411) (bde8fda6)
• request: date() and time() methods return value (#1576) (4c2cb1a7)

6.3.4 (2017-11-21)

Bug Fixes

• bodyReader: Fix memory leak (#1566) (756b3f02)
• server: avoiding uncaughtException in _routeErrorResponse by only sending response when (cf65c65c)
  ... (truncated)

Commits

• See full diff in compare view

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[dependabot-preview]

Superseded by #23.