1. Built-in Linux upgrade to 10.2
2. built-in python3 upgrade to python3.7
3. apt installation repair (dpkg error)
4. Fix apt upgrade and update errors
5. you can run the top command on the command line to view the running process in real time
6. Upgrade AI framework tensorflow / caffe / keras / torch / torchvision / mxnet to the latest version
7. ai game entertainment function (Trailer)
8. remi directly open the camera, you can imshow the image
9. Add a login interface, increase security, start account password: demo / demo; if you want to open the login interface, please run at the command line: passwd demo,chang the password for the demo.
   also, you can add custom users and passwords through adduser, and can use login aid
10. Run xfce4 desktop through noVnc, run real gnome fragments, run QT, gun drawing software, etc.
11. Solved the problem that running python code can't quit, solving the problem of running code lockup
12. Solved the keyboard problem of xfce4
13. support zsh command line display
    14 upgrade the built-in browser
    15, repair the built-in sample program already supports a higher version of the AI ​​framework(tf2.1 pytorch1.4...)
    16, can install java sdk directly through apt