更新前端静态网页获取方式，放弃使用后端获取api

frontend/node_modules/underscore/cjs/unescape.js

@@ -0,0 +1,7 @@
+var _createEscaper = require('./_createEscaper.js');
+var _unescapeMap = require('./_unescapeMap.js');
+
+// Function for unescaping strings from HTML interpolation.
+var _unescape = _createEscaper(_unescapeMap);
+
+module.exports = _unescape;