API:

• new HtmlGenerator API: it is now possible to get parts of the resulting HTML document
• added an implementation of a LaTeX.js webcomponent (using tags)
• CSS: use grid instead of flex, now the page looks correct even without margin content

CLI:

• added -u (base URL) option
• fixed reading of custom macros (-m)

build system:

• integrate with CircleCI, Greenkeeper
• update unit tests
• create source maps
• show code coverage