fixed not working options for readonly radiobutton eg. "something,♥": missing legacyOptions for et2_radionbox_ro and no entity_decoding from attributes in template (they require it because of xml)

etemplate/js/et2_core_common.js

@@ -156,7 +156,7 @@ function et2_checkType(_val, _type, _attr, _widget)
 	{
 		if (typeof _val == "string")
 		{
-			return _val;
+			return html_entity_decode(_val);
 		}
 
 		// Handle some less common possibilities
@@ -790,3 +790,14 @@ function et2_call(_func)
 	}
 	return func.apply(parent, args);
 }
+
+/**
+ * Decode html entities so they can be added via .text(_str), eg. html_entity_decode('&') === '&'
+ *
+ * @param {string} _str
+ * @returns {string}
+ */
+function html_entity_decode(_str)
+{
+	return _str && _str.indexOf('&') != -1 ? jQuery('<span>'+_str+'</span>').text() : _str;
+}

etemplate/js/et2_widget_radiobox.js

@@ -169,6 +169,8 @@ var et2_radiobox_ro = et2_valueWidget.extend([et2_IDetachedDOM],
 		}
 	},
 
+	legacyOptions: ["set_value", "ro_true", "ro_false"],
+
 	/**
 	 * Constructor
 	 *