Small update

1. Fixed most crash bugs;

2. Add the function of automatic decoration of real estate;

3. Optimize the randomness of Cross auction;

4. Optimize the curtain model;

5. Improve the population output of various buildings;

6. Fixed the bug that the business ability could not improve the purchasing power;

7. Sandbox mode drawings and business capabilities are fully unlocked;

8 sandbox mode initially became an open space;

9. Fixed several other minor bugs;