Add vulcanize to tools.

tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/entities/index.js

Index: tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/entities/index.js
diff --git a/tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/entities/index.js b/tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/entities/index.js
new file mode 100644
index 0000000000000000000000000000000000000000..b5365383305f17647e17cd2ae1afbfea04ad2e97
--- /dev/null
+++ b/tools/vulcanize/node_modules/vulcanize/node_modules/cheerio/node_modules/entities/index.js
@@ -0,0 +1,117 @@
+var modes = ["XML", "HTML4", "HTML5"];
+
+module.exports = {
+	decode: function(data, level){
+		if(!modes[level]) level = 0;
+		return module.exports["decode" + modes[level]](data);
+	},
+	decodeStrict: function(data, level){
+		if(!modes[level]) level = 0;
+		return module.exports["decode" + modes[level] + "Strict"](data);
+	},
+	encode: function(data, level){
+		if(!modes[level]) level = 0;
+		return module.exports["encode" + modes[level]](data);
+	}
+};
+
+modes.reduce(function(prev, name){
+	var obj = require("./entities/" + name.toLowerCase() + ".json");
+
+	if(prev){
+		Object.keys(prev).forEach(function(name){
+			obj[name] = prev[name];
+		});
+	}
+
+	module.exports["decode" + name + "Strict"] = getStrictReplacer(obj);
+
+	if(name === "XML"){
+		//there is no non-strict mode for XML
+		module.exports.decodeXML = module.exports.decodeXMLStrict;
+	} else {
+		module.exports["decode" + name] = getReplacer(obj);
+	}
+
+	module.exports["encode" + name] = getReverse(obj);
+
+	return obj;
+}, null);
+
+function getReplacer(obj){
+	var keys = Object.keys(obj).sort();
+	var re = keys.join("|").replace(/(\w+)\|\1;/g, "$1;?");
+
+	// also match hex and char codes
+	re += "|#[xX][\\da-fA-F]+;?|#\\d+;?";
+
+	return genReplaceFunc(
+		new RegExp("&(?:" + re + ")", "g"),
+		function func(name){
+			if(name.charAt(1) === "#"){
+				if(name.charAt(2).toLowerCase() === "x"){
+					return String.fromCharCode(parseInt(name.substr(3), 16));
+				}
+				return String.fromCharCode(parseInt(name.substr(2), 10));
+			}
+			return obj[name.substr(1)];
+		}
+	);
+}
+
+function getStrictReplacer(obj){
+	var keys = Object.keys(obj).sort().filter(RegExp.prototype.test, /;$/);
+	var re = keys.map(function(name){
+		return name.slice(0, -1); //remove trailing semicolon
+	}).join("|");
+
+	// also match hex and char codes
+	re += "|#[xX][\\da-fA-F]+|#\\d+";
+
+	var expr = new RegExp("&(?:" + re + ");", "g");
+
+	return genReplaceFunc(expr, func);
+
+	function func(name){
+			if(name.charAt(1) === "#"){
+				if(name.charAt(2).toLowerCase() === "x"){
+					return String.fromCharCode(parseInt(name.substr(3), 16));
+				}
+				return String.fromCharCode(parseInt(name.substr(2), 10));
+			}
+			return obj[name.substr(1)];
+		}
+}
+
+var re_nonUTF8 = /[\u00c0-\u00d6\u00d8-\u00f6\u00f8-\u02ff\u0370-\u037d\u037f-\u1fff\u200c\u200d\u2070-\u218f\u2c00-\u2fef\u3001-\ud7ff\uf900-\ufdcf\ufdf0-\ufffd]/g;
+
+function nonUTF8Replacer(c){
+	return "&#" + c.charCodeAt(0) + ";";
+}
+
+function getReverse(obj){
+	var reverse = Object.keys(obj).filter(function(name){
+		//prefer identifiers with a semicolon
+		return name.substr(-1) === ";" || obj[name + ";"] !== obj[name];
+	}).reduce(function(reverse, name){
+		reverse[obj[name]] = name;
+		return reverse;
+	}, {});
+
+	var regex = new RegExp("\\" + Object.keys(reverse).sort().join("|\\"), "g");
+	function func(name){
+		return "&" + reverse[name];
+	}
+
+	return function(data){
+		return data
+				.replace(regex, func)
+				.replace(re_nonUTF8, nonUTF8Replacer);
+	};
+}
+
+function genReplaceFunc(regex, func){
+	return function(data){
+		return data.replace(regex, func);
+	};
+}