JumboTCMS v4.2.1 DLL版

v4.2_0828 function update

Compared with the previous version V4.1_1102, the description is as follows:

1. Fixed the BUG of losing focus after frequently opening and closing new windows in the background.

2. Fixed the security issue of upload control

3. Fixed the bug of garbled emails received by clients such as FoxMail and OutLook.

4. Fixed the BUG of cookie confusion on websites under multiple domain names.

5. Fixed the BUG in which "advanced filtering" failed during collection.

6. Template engine enhancement, modified from AderTemplateEngine

7. Modify Discuz integration interface mode

8. Re-write the architecture