[v1.0.2]Simple VillageBox for 1.10.2 Release

fix villager task bug|修复村民任务的bug
json file regenrate when launch minecraft|json配置文件每次启动都会重新生成
villager has 33% to upgrade to cavenman |村民有1/3的概率可以升级到野蛮人
prismarine price reduction|海晶降价了