Added Webtoons (#776)

* Add Webtoons

* Updated readme & reference

* Fixed extra Webtoons listing in readme

* Applied Eiim's optimizations & increased accuracy

images/svg/webtoons.svg

@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg"
+aria-label="WebToons" role="img"
+viewBox="0 0 512 512"><path
+d="M0 0h512v512H0"
+fill="#00d464"/><path fill="#fff" d="M316.3 193.8v11.4l14 0a5.7 5.7 0 00.05-11.4zm.5 27.8v11.4h16.2a5.7 5.7 0 000-11.4m50.2 13.77L397 91l-281.9 48.12 20.6 89.4H80.7l55 165 130.63-20.63V421l144.4-61.87 20.63-123.8M299.4 179.73s32.87-2.58 40.9-2.09a16 16 0 0117.08 16.76 21.75 21.75 0 01-8.38 18.05 18.9 18.9 0 019.8 18.2c-.2 14-15.5 16.8-15.5 16.8h-44m-53.23-63.2 46.25-3.54v15.8l-30.46.96v7.25h26.9v17.88h-27.2v9h30.8v15.8l-46.25-1.46zm-71.06 3.87 6.52 32.63 8.7-33.55 16.2-.4 8.46 34 8.95-36.5h17.16l-16 59.7h-18.64l-7.74-29.8-8.43 29.9H170.7l-14.26-55.83m37.74 88.47-19.18-.4v51.64l-20.15 1.13v-53.2l-22.7-.47V256l62 2.53zm36.3 51.7a1 1 0 110-72 1 1 0 010 72m71-5.4a1 1 0 110-62.8 1 1 0 010 62.8m87-5.65H373l-18-24.7v27h-17.9v-57.7h17.9l18.8 29.7V262.8h17.3m-160.7 46.8a14.7 17 0 000-34 14.7 17 0 000 34m71-3.2a12.8 14.8 0 000-29.6 12.8 14.8 0 000 29.6"/></svg>