poi3.17中的新方法总结

从poi3.15过渡到poi3.17，变化还是蛮大的，根据别人的博客总结一下。
文章链接：
https://blog.csdn.net/m0_37353769/article/details/81872152
https://blog.csdn.net/snake214/article/details/84320109
https://blog.csdn.net/fly_captain/article/details/81357477
https://blog.csdn.net/qq_38218238/article/details/89311443
https://blog.csdn.net/phil_jing/article/details/78307819
https://blog.csdn.net/lhp_36kr/article/details/80139869
https://blog.csdn.net/qq_24192465/article/details/80436495