Update hapi to version 13.0.0 🚀

[greenkeeperio-bot]

Hello :wave:

:rocket::rocket::rocket:

hapi just published its new version 13.0.0, which is not covered by your current version range.

If this pull request passes your tests you can publish your software with the latest version of hapi – otherwise use this branch to work on adaptions and fixes.

Happy fixing and merging :palm_tree:

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The new version differs by 5 commits .

• e82e47c Update iron. Closes #3038. Closes #3039
• 6a4fdcd Merge pull request #3032 from briandela/patch-3
• 7d63cad server.method examples with caching were missing generateTimeout
• 9348fad auth.api example
• 4e78875 Expose auth scheme api. Closes #3018

See the full diff.

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