201905291 update log

Fixed a bug that sometimes could not be occupied when the city occupied the plot.
Fixed a bug where the village model appeared 2 times after reading the archive.
Adjusted the value of the barbarian
Fixed a bug where the village icon is not displayed in the shadow
Fixed bugs where some production lines could not be built
Optimized the AI of the units to restore HP（Restoring HP requires a sufficient population in the city.）
This update will cause the previous archive to be unreadable