Merge pull request #104 from wom-bat/master

Delete no-longer-running yacdn.org proxy.

Author: niutech

htmlpreview.js

@@ -89,8 +89,6 @@
 
 	var fetchProxy = function (url, options, i) {
 		var proxy = [
-			'https://cors-anywhere.herokuapp.com/',
-			'https://yacdn.org/proxy/',
 			'https://api.codetabs.com/v1/proxy/?quest='
 		];
 		return fetch(proxy[i] + url, options).then(function (res) {