* include more ancestors in candidate scoring
* fix medium-3 testcase
The original source file contained two copies of the document, which
was causing incorrect results
* remove unnecessary nested elements
* fix removal of empty elements
* add option to regenerate all testcases
* update tests
* fix quanta testcase
* fix creating testcase from network
* fix early exit in testcase generation
* format HTML before comparing while testing
* upgrade js-beautify
* don't merge outer readability div
* Initial work on preparing Readability for npm
* Adjust some require()s
* Point package.json to index.js
* Add Node.js instructions to README
* Use ES6 in eslint
* Add initial test case for kinja's lazy image
* Implement method to remove small data uri image
* Convert relative uri in poster and srcset of media nodes
* Eslint doesn't like arrow function
* Unescape HTML entities in metadata
* Fix wrong regex for parsing srcset urls
* Remove line to check data url since it already handled by new URL
* Replace String.matchAll since it only supported in Node 12+
* Use numeric code when unescaping HTML
* Don't remove data URL src if it's svg
* Don't remove b64 src if it's the only attr that contains image
* Make the comma part non-optional in regex for srcset url
* Fix wrong code for unescaping HTML
* Don't capture comma and semicolon in data URL regex
This avoid `contentWithSidebar` causing complete removal of the content.
As a side-effect, it slightly improves byline detection by not removing
content as early on as before.