8.1 minor version update — 汉武大帝传-经典策略战棋 Steam update #1475671

Update content 1. The difficulty of 1-30 levels of simple mode was lowered again; 2. The property of city gate was adjusted by 24; 3. Added the first level of props when the plot performance; 4. The props given by the 2nd and 3rd levels were removed and collected in the menu gift bag instead; 5. Send General Li Guangfei as a gift on army day. Go to the gift bag to collect it.