Android version update

1. Support import and export of OPML and Markdown format files

2. Support input of Latex formula

3. Optimize the WiFi transmission experience

4. Topics can be set as tasks

5. Increase the function of Serial number

1. Add advanced functions and premium member content

2. Add clipart

3. Optimize the classic theme

4. Fix some crash bugs

1. Optimize the interactive experience of inserting elements

2. Optimize the user experience of mobile nodes

3. Fix the problem that the embedded picture is not displayed when the outline mode is exported as a picture

4. Fix abnormal exit problems

Fix image loading problem

1. Optimize the floating menu when a node is selected

2. Optimize the icon for text editing

3. Optimize the interface of WiFi transmission in dark mode

4. Fix the problem that the thumbnails of some models are blurred

1. Add WiFi transfer function

2. Add Nice Mind user guide map

3. Optimize the saving of outline mode

4. Fix some known bugs

1. Support exporting branches

2. Fix the problem that dragging nodes in outline mode will crash

3. Fix the problem that some system mobile phones cannot be reminded normally

1. Optimize some interfaces and icons

2. Optimize the interactive experience

3. Fix some known bugs

1. Fix the problem that the table layout cannot be dragged to change the position

2. Fix some known bugs