5.1.16

Whilst the memoization in #184 does improve runtime scores it has no limit on how much it caches. This could lead to a memory leak for content heavy sites. Let this be a lesson for myself to always put limits on all the things!

Bug Fixes

• Revert "Memoize entity encoding" (#187, thanks @marvinhagemeister)
• Fix empty CSS value not ignored in inline styles (#186, thanks @marvinhagemeister)