Escape dangerous HTML characters #11
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This pull request fixes the lib's vulnerability to xss.
As a proof of concept, the demo is vulnerable to simple things like:
<script>alert('test')</script>or<img src onerror="document.write('test')">.This PR also fixes the output of links starting with
https:that were previously prefixed withhttp:anyway (ie.https://test.com->http://https://test.com)