Update marked to the latest version 🚀

The devDependency marked was updated from `0.5.2` to `0.6.0`.

This version is not covered by your current version range.

If you don’t accept this pull request, your project will work just like it did before. However, you might be missing out on a bunch of new features, fixes and/or performance improvements from the dependency update.

Release Notes for 0.6.0

Breaking Changes

Drop support for Node v0.10 and old browsers such as Internet Explorer
- You should not have any problems if using Node 4+ or a modern browser
Add parameter slugger to Renderer.prototype.heading method #1401
- You should not have any problems if you do not override this method

New Features

Add new export marked.Slugger #1401

Fixes

Fix emphasis followed by a punctuation #1383
Fix bold around autolink email address #1385
Make autolinks case insensitive #1384
Make code fences compliant with Commonmark spec #1387
Make blockquote paragraph continuation compliant with Commonmark spec #1394
Make ordered list marker length compliant with Commonmark spec #1391
Make empty list items compliant with Commonmark spec #1395
Make tag escaping compliant with Commonmark spec #1397
Make strong/bold compliant with Commonmark spec #1400
Fix handling of adjacent lists #684
Add better error handling when token type cannot be found #1005
Fix duplicate heading id and non-latin characters #1401

CLI

Pretty print ENOENT errors on cli #1396
Update repo url in man #1403

Docs

Fix breaks option description #1381
Update docs to include "Since" version #1382
Add defibrillator badge for @mccraveiro #1392

Tests

Remove old test covered by gfm/cm #1389

Commits

The new version differs by 60 commits.

88a8561 Merge pull request #1404 from styfle/release-0.6.0
3160a47 0.6.0
991f3f7 Merge pull request #1392 from UziTech/defibrillator-mccraveiro
57fd147 🗜️ minify [skip ci]
dfbc9a1 Merge pull request #1401 from styfle/slugger2
6dff94d Merge pull request #1403 from Krinkle/patch-1
0e75ab5 man: Update bugs url in text version
632ac5d Fix unit tests for slugger
5c926e2 Fix slugger & unit tests
ffeb807 🗜️ minify [skip ci]
7e1088f Merge pull request #1400 from mccraveiro/strong-tag
9bc193b 🗜️ minify [skip ci]
53d7ba0 Merge pull request #1397 from mccraveiro/escape-tag
fb334ba 🗜️ minify [skip ci]
e5e5b09 Merge pull request #1395 from mccraveiro/empty-list

There are 60 commits in total.

See the full diff

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