upgrade

plugin/mindmap/edit-mindmap/vendor/js/kampfer/support.js

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+/**
+ * 用于检测浏览器的功能特性
+ * @module support.js
+ * @author l.w.kampfer@gmail.com
+ */
+
+kampfer.provide('browser.support');
+
+kampfer.browser.support.deleteExpando = (function() {
+	var div = document.createElement('div');
+	
+	try{
+		delete div.test;
+		return true;
+	} catch(e) {
+		return false;
+	}
+})();