Update browser-sync to version 2.9.12 🚀

[greenkeeperio-bot]

Hello :wave:

:rocket::rocket::rocket:

browser-sync just published its new version 2.9.12, 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 browser-sync – 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 10 commits .

• 5e3bc5a 2.9.12
• 02124dd Merge branch d-g-h-master
• fd24bbd Drop padding dependency, add helper function
• 6ab67d9 Add padding using pad-right on usage info screen (--help)
• d75e8b2 ci: remove single quotes from 404 example
• 45fc26f Add 404 example
• b5218cd Merge pull request #865 from 38elements/patch-2
• 114cd93 Remove unnecessary return
• f80feb7 Merge pull request #859 from 38elements/patch-1
• 1fe59a3 Remove unnecessary variable

See the full diff.

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